NGC 7293 , the SIMBAD biblio

NGC 7293 , the SIMBAD biblio (983 results) C.D.S. - SIMBAD4 rel 1.8 - 2026.10.14CEST12:29:11

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Keywords 		in a table in teXt, Caption, ... Nb occurence Nb objects in ref Citations
(from ADS) 		Title First 3 Authors
1918PLicO..13...55C 66 224 The planetary nebulae. CURTIS H.D.
1922ApJ....56..162H 111 131 A general study of diffuse galactic nebulae. HUBBLE E.P.
1934LicOB..17...21A 32 6 The proper motions of thirty-three planetary nebulae. ANDERSON C.M.
1942ApJ....95..243M 26 33 Spectra of planetary nebulae of low surface brightness. MINKOWSKI R.
1953GCRV..C......0W viz 13       D               1 15130 835 General Catalogue of Stellar Radial Velocities WILSON R.E.
1960ApJ...131..541O 19 51 Electron densities in planetary nebulae. OSTERBROCK D.E.
1962ApJ...135..371O 129 250 A distance scale for planetary nebulae based on emission-line fluxes. O'DELL C.R.
1962BOTT....3...37H viz 233 109 Faint blue stars in the region near the South Galactic Pole. HARO G. and LUYTEN W.J.
1965ApJ...141..745M 12 24 Radio Observations of Planetary Nebulae. MENON T.K. and TERZIAN Y.
1965PASP...77...25L 9 25 Expansion of planetary nebulae. LILLER W.
1965Afz.....1...91G 4 3 Gradient of the electronic temperature in planetary nebulae. GURZADIAN G.A.
1965AZh....42..918C 15 ~ The Radio emission of planetary nebulae. CHROMOV G.S.
1965AuJPh..18..187S 62 22 Preliminary radio survey of planetary nebulae south of declination 24 degrees. SLEE O.B. and ORCHISTON D.W.
1965BOTor..37..155I 103 0 The population assignement of planetary nebulae. IWANOSKA W. and KANTHAK J.
1965Natur.206..809D 23 6 Observations of planetary nebulae at 2700 MHz.. DAVIES J.G., FERRIDAY R.J., HASLAM C.G.T., et al.
1966ApJ...143..173M 11 71 Model of planetary nebulae. MATHEWS W.G.
1966ApJ...144..259A 100 308 Properties of some old planetary nebulae. ABELL G.O.
1966ApJ...144..280L 14 53 Angular expansions of planetary nebulae. LILLER M.H., WELTER B.L. and LILLER W.
1966JBAA...77...21B 1 0 Planetary nebulae. BAROCAS V.
1966Obs....86..148L 15 6 Observations of planetary nebulae at 408 MHz. LE MARNE A.E.
1966POHP....8...34C 1 5 Catalogue de vitesses radiales de regions HII. COURTES G., CRUVELLIER P. and GEORGELIN Y.
1967ApJ...148..927K 9 9 Electron temperatures of ionization nebulae derived from H-beta and radio flux densities. KOCH C.
1967ApJ...149..377H 12 15 Flux densities of planetary nebulae at 5 GHz. HUGUES M.P.
1967MNRAS.135..139D 92 25 Observations of planetary nebule at 3 microwave frequencies. DAVIES J.G., FERRIDAY R.J., HASLAM C.G.T., et al.
1968ApJ...152..405S 3 1 18 Dynamical models of planetary nebulae. SOFIA S. and HUNTER J.H.
1968AnAp...31..199V 20 8 Determination des masses des nebuleuses planetaires par leur flux radio. VAUCLAIR G.
1968BAICz..19....1K 262 19 Morphological study of planetary nebulae. I. Observed forms of planetary nebulae. KROMOV G.S. and KOHOUTEK L.
1968IAUS...34...87T 66 32 Observations of planetary nebulae at radio wave-lengths. TERZIAN Y.
1968IAUS...34..159A 26 1 On the methods of correction for the interstellar reddening of planetary nebulae. ARHIPOVA V.P.
1968IAUS...34..249C 71 T                   1 1 26 Sur la structure morphologique cinematique de
Helix. 		CARRANZA G., COURTES G. and LOUISE R.
1968IAUS...34..256V 74 T                   1 1 44 Filaments of the
Helix Nebula. 		VORONTSOV-VELYAMINOV B.A.
1968IAUS...34..317K 23 19 UBV photometry of the bright nuclei of the planetary nebulae. KOSTJAKOVA E.B., SAVEL'EVA M.V., DOKUCHAEVA O.D., et al.
1968IAUS...34..320L 19 20 Photometric observations of the central stars of planetary nebulae. LILLER W. and SHAO C.H.
1968IAUS...34..450G 10 0 Kinematics., dynamics. GURZADIAN G.A.
1968IAUS...34..456M 7 15 Structure. MINKOWSKI R.
1969A&A.....3...29L 1 1 8 Rapport H-alpha/NII dans la nebuleuse Helix. LOUISE R.
1969PASP...81..154K 50 10 Thermal emission by grains and the free-free emission from planetary nebulae. KRISHNA SWAMY K.S.
1969AZh....46...43Y 67 T                   1 1 0 Model of radial filaments observation in planetary nebula
NGC 7293. 		YANKULOVA I.M.
1969ApL.....4..195T 8 19 H 109 alpha line observations of 6 planetary nebulae DR 21 and IC 410. TERZIAN Y. and BALICK B.
1969JRASC..63..200H 32 5 Optical position. HIGGS L.A.
1969S&T....37..282A 8 5 The planetary nebulae. I. ALLER H.L.
1969S&T....38...13A 7 0 The planetary nebulae. III. ALLER L.H.
1969S&T....38...82A 19 1 The planetary nebulae. IV. ALLER H.L.
1969S&T....38..227A 20 0 The planetary nebulae. VI. ALLER H.L.
1969S&T....38..306A 15 0 The planetary nebulae. VII. ALLER H.L.
1970A&A.....8..171R 254 34 Radio observations planetary nebulae and possible planetary nebulae. RUBIN R.H.
1970ApJ...159..829W 1 3 27 [0 I] lambda 6300 emission in planetary nebulae. WILLIAMS R.E.
1970ApJ...160..887K 213 121 Chemical abundances and the parameters of planetary nebulae. KALER J.B.
1970MNRAS.150..359T 60 15 Further radio observations of planetary nebulae. THOMASSON P. and DAVIES J.G.
1970LAstr..84..141A 15 0 Planetary nebulae. ARKHIPOVA V.P.
1970SoSht.166...31A 38 0 Methode of corrected interstellar reddening of planetary nebulae. ARKHIPOVA V.P.
1970PN70.........1G 50 0 Basic observational data. GURZADIAN G.A.
1970PN70........80G 50 0 Temperatures of nuclei, electron temperatures, electron concentrations. GURZADIAN G.A.
1970PN70.......141G 21 0 The continuous spectrum of planetary nebulae. GURZADIAN G.A.
1970PN70.......195G 40 0 Double enveloppe nebulae. GURZADIAN G.A.
1970PN70.......238G 42 0 Magnetic fields in planetary nebulae. GURZADIAN G.A.
1971A&A....10..161G 166 117 The morphological classification of symmetrical nebulae. GREIG W.E.
1971ApJS...22..319C 609 455 Distances and distribution of planetary nebulae. CAHN J.H. and KALER J.B.
1971MNRAS.153..315H 121 32 A survey of microwave radiation from planetary nebulae. HIGGS L.A.
1971ApL.....8...79R 6 12 Radio recombination line in NGC 7027. RUBIN R.H. and PALMER P.
1971Ap&SS..11..309H 142 1 A review of radio observation of planetary nebulae. HECKATHORN J.
1971BAAS....3..397V 1 0 Origin of filamentary structure in planetary nebulae. VAN BLERKOM D.J.
1971IzPul.187....4D 139 2 Statistical investigation of the motions, distribution of planetary nebulae. DEUTSCH A.N.
1971NBSSP.353..190M 2 ~ Filamentary structure of planetary nebulae. MENZEL D.H.
1971PAB.....1....1H 443 52 Catalog of radio observations of planetary nebulae, related optical data. HIGGS L.A.
1972A&A....18...70G 73 105 Spatial and kinematic parameters of binebulous centric and annular nebulae. GREIG W.E.
1972AJ.....77..350T 16 7 Expected infrared spectra from planetary nebulae. TERZIAN Y. and SANDERS O.
1972MNRAS.156...91V 10 1 61 Ionization structure of planetary nebulae. IX. Luminous filaments. VAN BLERKOM D. and ARNY T.T.
1972PASP...84...70A 68 T                   1 1 9 New extension of
Helix Nebula. 		ARAYA G., BLANCO V.M. and SMITH M.G.
1972AuJPh..25...91A 74 26 Observation at 2700 MHz of selected planetary nebulae. ALLER L.H. and MILNE D.K.
1972SvA....16....6O 14 0 Composition of angular expansion of planetary nebulae Measured at Pulkovo and Harvard Observatory. ORLOVA O.N.
1973AJ.....78..239M 153 38 Improved optical positions for 153 planetary nebulae. MILNE D.K.
1973ApJ...179..495C 10 2 120 The structure and evolution of planetary nebulae. CAPRIOTTI E.R.
1973ApJ...181..825M 3 8 Condensations in planetary nebulae. MOTTMANN J.
1973MNRAS.161..313H 56 20 Study of radio continuum spectra of planetary nebulae. HIGGS L.A.
1973PASP...85..200G 67 T                   1 1 4 Expansion of
NGC 7293. 		GRANDI S.
1973PASP...85..224D 67 T                   1 3 6 Trigonometric parallax determination for the central star in
NGC 7293. 		DAHN C.C., BEHALL A.L. and CHRISTY J.W.
1973PASP...85..317B 10 1 Radial velocity of A 77 and A 72. BROWN S. and LEE P.
1973AZh....50.1186D 4 3 Interferometry and spectral study of the planetary nebula NGC 2474-75. DOROSHENKO V.T. and KOLOTILOV E.A.
1973ApL....13...55D 2 1 13 Large scale line splitting in 5 galactic H II region. DOPITA M.A., GIBBONS A.H., MEABURN J., et al.
1973MSRSL...5...57M 13 15 Scanner observations of the Balmer decrement in planetary nebulae. MILLER J.S.
1973MSRSL...5..109T 11 1 Radio-line spectra of planetary nebulae. TERZIAN Y.
1973MSRSL...5..391O 4 17 And evolution of planetary nebulae. OSTERBROCK D.E.
1973MSRSL...5..447C 1 2 Dynamic evolution of planetary nebulae. CAPRIOTTI E.R.
1973SSTor...5b...1I 379 ~ Statistical population indices of planetary nebulae. IWANOWSKA W.
1973IAUS...52..237C 50 4 Galactic dust distribution in the solar neighborhood. CAHN J.M. and NOSEK R.D.
1974A&A....30...45T 67 T                   1 3 4 Observations of the (0III) 5700 A emission line from the Helix Nebula. TAYLOR K.
1974A&A....34..141B 16 10 A calculation of infrared spectra from dust in planetary nebulae. BUSSOLETTI E., EPCHTEIN N. and BALUTEAU J.-P.
1974AJ.....79.1384C 62 235 New proper motions, statistical parallaxes and kinematics of planetary nebulae. CUDWORTH K.M.
1974ApJ...187..283B 10 44 Filamentary structure in planetary nebulae. BOESHAAR G.O.
1974ApJ...193..197B 15 80 Old planetary nebulae and the relation between size and expansion velocity. BOHUSKI T.J. and SMITH M.G.
1974PASP...86..885W 3 3 Narrow-band filter photography of IC 4406. WARNER J.W.
1974ARA&A..12..331M 9 48 Planetary nebulae. MILLER J.S.
1974BAAS....6..310W 67 T                   1 1 0 Physical condition in
NGC 7293, the Helix planetary nebula. 		WARNER J.W. and RUBIN V.C.
1974QJRAS..15...60Z 3 0 Planetary nebulae. ZANSTRA M.
1974VA.....16..309T 27 2 The planetary nebulae as radio sources. THOMPSON A.R.
1974IAUS...60..411M 2 2 Measurements on planetary nebulae. MILNE D.K. and ALLER L.H.
1975A&A....38..183M 165 250 Radio observations at 5 GHz of southern planetary nebulae. MILNE D.K. and ALLER L.H.
1975A&A....39..383P 43 10 On the nebular mass of planetary nebulae. PERINOTTO M.
1975A&A....44..223S 3 9 Spectroscopic observations of the planetary nebula 283 +25.1. SMITH M.G. and GULL T.R.
1975ApJ...198..593W 72 T                   1 1 30 Physical conditions and structure in
NGC 7293 "the Helix". 		WARNER J.W. and RUBIN V.C.
1975ApJ...201L..85M 1 14 143 The detection of carbon monoxide emission in planetary nebulae. MUFSON S.L., LYON J. and MARIONNI P.A.
1975MNRAS.170..487S 11 14 High resolution observations of planetary nebulae at 5 GHz. SCOTT P.F.
1975MNRAS.171...73D 2 11 Electronographic measurements of the density structure of NGC 6543 using the 0+ and C 1++ ions. DOPITA M.A. and GIBBONS A.H.
1975MNRAS.171..441M 73 26 Orientation of planetary nebulae within the galaxy. MELNICK G. and HARWIT M.
1975BAAS....7..244T 5 2 The structure of planetary nebulae. TERZIAN Y.
1976A&AS...23..125S 510 24 Optical polarization of stars of galactic latitudes b-45 degres. SCHROEDER R.
1976AJ.....81..407C 171 71 Interstellar extinction: a calibration by planetary nebulae. CAHN J.H.
1976ApJ...204..445A 52 32 Electron densities in gaseous nebulae. ALLER L.H. and EPPS H.W.
1976ApJ...210..508C 107 61 The birthrate of planetary nebulae. CAHN J.H. and WYATT S.P.
1976ApJS...31..517K 334 358 A catalog of relative emission line intensities observed in planetary and diffuse nebulae. KALER J.B.
1976MmSAI..47..177P 7 0 Le nebulose planetarie. PERINOTTO M.
1976S&T....51..140H 10 0 Deep-sky wonders. HOUSTON W.S.
1976S&T....51..363H 43 0 Deep-sky wonders. HOUSTON W.S.
1977A&A....54..435P 31 63 Ultraviolet observations of planetary nebulae. POTTASCH S.R., WESSELIUS P.R., WU C.C., et al.
1977A&A....58L..29M 35 3 The evolution of line intensity ratios in planetary nebulae. MINELLO S. and SABBADIN F.
1977A&A....58...35A 2 2 27 A single star model for V1016 Cygni. AHERN F.J., FITZGERALD M.P., MARSH K.A., et al.
1977A&A....59...91P 13 57 On the structural development of the shells of novae and planetary nebulae. PHILLIPS J.P. and REAY N.K.
1977A&A....60L...9M 41 3 Statistical properties of planetary nebulae: central stars. MINELLO S. and SABBADIN F.
1977A&A....61..695P 2 10 The structure of NGC 6543. PHILLIPS J.P., REAY N.K. and WORSWICK S.P.
1977A&AS...30..217A 982 4 Bibliographical index of planetary nebulae for the period 1965-1976. ACKER A. and MARCOUT J.
1977ApJ...212...94H 4 3 84 Strong (NII) emission and abundances in the ring nebula. HAWLEY S.A. and MILLER J.S.
1977MNRAS.181..475T 70 T                   1 2 24 Observations of the (OI) lam 6300 velocity field of
NGC 7293, the "Helix" Nebula. 		TAYLOR K.
1977S&T....54..459T 14 0 Recent findings about planetary nebulae. TERZIAN Y.
1978A&A....62...95P 40 80 Ultraviolet radiation from planetary nebulae. II. Radiation from the central stars. POTTASCH S.R., WESSELIUS P.R., WU C.C., et al.
1978A&A....68..275P 4 3 Non OTS models of dust nebulae. PERINOTTO M. and PICCHIO G.
1978A&AS...33..223S 115 13 Statistical properties of planetary nebulae: graphic presentation. SABBADIN F. and MINELLO S.
1978A&AS...33..367A 331 218 A new synthetic distance scale for planetary nebulae. ACKER A.
1978ApJ...224..873P 13 43 The N II/Halpha ratio in NGC 6888. PARKER R.A.R.
1978MNRAS.182...97T 26 13 Ejection of planetary nebulae by He shell flashes and the planetary distance scale. TRIMBLE V. and SACKMANN I.J.
1978PASP...90..370H 69 T                   1 5 31 Abundance anomalies in the
Helix nebula. 		HAWLEY S.A.
1978Afz....14..307V 68 T                   1 1 0 Microstructures in the planetary nebula
NGC 7293. 		VLADIMIROV S.B. and KHROMOV G.S.
1978Ap.....14...31A 68 T                   1 2 0 Observations of the planetary nebula NGC 7027 and
NGC 7293 at the Kottamia Observatory. 		ASSAD A.S., HASSAN S.M. and KHROMOV G.S.
1978Msngr..15...11K 7 0 Planetary nebulae and comets. KOHOUTEK L.
1978IAUS...76...79G 19 0 Ultraviolet observations of planetary nebulae. GURZADYAN G.A.
1978IAUS...76...93P 24 3 Advances in ultraviolet observations. POTTASCH S.R.
1978IAUS...76..171H 24 9 Atmospheres of central stars. HUMMER D.G.
1978IAUS...76..251M 9 14 Evolution and gas dynamics of planetary nebulae. MATHEWS W.G.
1978IAUS...76..263C 12 15 Morphology of planetary nebulae. CAPRIOTTI E.R.
1978IAUS...76..281M 6 11 Dust in planetary nebulae. MATHIS J.S.
1978IAUS...76..291G 3 0 Examples of multiple shell structures in planetary nebulae and certain peculiar emission nebulae. GULL T.R.
1978IAUS...76..292T 1 0 Dynamical effects of radiation pressure in evolved planetary nebulae. TARTER C.B. and WEISHEIT J.C.
1979A&AS...36..169M 145 23 2,7 GHz radio frequency measurements of planetary nebulae. MILNE D.K. and WEBSTER B.L.
1979ApJ...228..163K 98 65 The enrichment of nitrogen and He in planetary nebulae. KALER J.B.
1979MNRAS.186..127T 68 T                   1 2 8 Line splitting in the (O III) lambda 5007 line from the
Helix Nebula. 		TERRETT D.L.
1979MNRAS.187..283F 68 T                   9 28 Unravelling the "Helix" Nebula. FABIAN A.C. and HANSEN C.J.
1979Afz....15..269K 176 8 Distances and galactic distribution of planetary nebulae. KHROMOV G.S.
1979SvA....23..425P 168 12 Evolution of planetary nebulae : the temperature of their central stars. PILYUGIN L.S. and KHROMOV G.S.
1979VA.....23...45G 19 3 Ultraviolet spectra of planetary nebulae. GURZADYAN G.A.
1980A&A....89...33A 96 29 Relations between chemical, spatial and kinematic properties of planetary nebulae. ACKER A.
1980A&A....89..336P 37 132 Masses of planetary nebulae. POTTASCH S.R.
1980AJ.....85..454H 459 163 Summary of U.S. Naval Observatory parallaxes. HARRINGTON R.S. and DAHN C.C.
1980AJ.....85.1240T 5 3 An upper limit to the mass loss rate from the nuclei of planetary nebulae. THOMPSON A.R. and SINHA R.P.
1980ApJ...239...78K 95 96 The oxygen enrichment of the galaxy. KALER J.B.
1980ApJ...239..592K 76 12 Neutral oxygen and nitrogen lines in planetary nebulae. KALER J.B.
1980ApJS...42....1J 109 207 The luminosity function for planetary nebulae and the number of planetary nebulae in local group galaxies. JACOBY G.H.
1980ApL....21...53M 69 T                   1 1 8 A high velocity knot in the
Helix Nebula. 		MEABURN J. and WALSH J.R.
1980QJRAS..21...82T 50 ~ Planetary nebulae. TERZIAN Y.
1980RMxAA...5....9P 40 98 On the helium and nitrogen enrichment of the interstellar medium by planetary nebulae. PEIMBERT M. and SERRANO A.
1980PhDT.........3D 116 17 A photometric investigation of possible binary occurrence in the central stars of seventeen planetary nebulae. DRUMMOND J.D.
1981A&A...101..323M 2 6 60 A spectral description and non-LTE analysis of 6 central stars of planetary nebulae. MENDEZ R.H., KUDRITZKI R.P., GRUSCHINSKE J., et al.
1981A&A...103..119S 2 32 420 Late stages of stellar evolution: central stars of planetary nebulae. SCHOENBERNER D.
1981A&AS...46..311L 58 21 The ESO/Uppsala survey of the ESO (b) atlas of the southern sky. IX. LAUBERTS A., HOLMBERG E.B., SCHUSTER H.E., et al.
1981ApJ...244...54K 13 23 (S II) in nebular spectra, and relative sulfur-to-oxygen ratios. KALER J.B.
1982ApJ...252..635B 72 T                   1 2 49 International ultraviolet explorer observations of the central stars of the planetary nebulae NGC 6853 and
NGC 7293. 		BOHLIN R.C., HARRINGTON J.P. and STECHER T.P.
1982MNRAS.199..141C 196 30 Observations of 196 southern planetary nebulae at 408 MHZ. CALABRETTA M.R.
1982MNRAS.199..649R 84 97 Measurements of expansion velocities in planetary nebulae. ROBINSON G.J., REAY N.K. and ATHERTON P.D.
1982Ap&SS..82..423M 72 T                   1 1 23 Expanding shells wothin the Helix Nebula (
NGC 7293)? 		MEABURN J. and WHITE N.J.
1982BICDS..23...92A 34 0 A first glance at the catalogue of the central stars of planetary nebulae. ACKER A.
1982BASI...10...73M 64 4 Planetary Nebulae. MALLIK D.C.V.
1982PSCDS...3....0A 452 ~ Catalogue of the central stars of true and possible planetary nebulae. ACKER A., GLEIZES F., CHOPINET M., et al.
1982S&T....63..449K 2 0 Not with a bang but a whimper. KWOK S.
1982IAUS..103..323P 37 ~ Mass loss from central stars of planetary nebulae. PERINOTTO M.
1983A&A...128..434M 21 1 The nature of the radio source in M 3. McLEAN B.J., VINER M.R. and HUGHES V.A.
1983A&AS...54..315A 1435 15 Index and cross-identification of planetary nebulae. ACKER A., MARCOUT J., OCHSENBEIN F., et al.
1983ApJ...265..249W 16 32 A newly discovered nearby planetary nebula of old age. WEINBERGER R., DENGEL J., HARTL H., et al.
1983ApJ...271..188K 80 289 The evolution of large planetary nebulae and their central stars. (NB: PK 13+2 1=131+2 1, 214+14 1=217+14 1) KALER J.B.
1983ApJS...52..399S 499 203 Radial velocities of planetary nebulae. SCHNEIDER S.E., TERZIAN Y., PURGATHOFER A., et al.
1983AZh....60..448A 22 24 Geometry, gas-cloud kinematics, line profiles, and rapid profile variability in active nuclei and quasars. ANTOKHIN I.I. and BOCHKAREV N.G.
1983AZh....60..931S 25 4 The determination of the temperature and radius of the central star from the radio flux of the planetary nebula and the stellar magnitude of the nucleus. STANKEVICH K.S. and SHAROVA O.I.
1983MmSAI..54..511C 87 4 Planetary nebulae: IUE results. CERRUTI-SOLA M. and PERINOTTO M.
1983Msngr..31...20H 6 1 Morphological and physical study of planetary nebulae. HUA C.T. and LOUISE R.
1983S&W....22...68G 29 0 Planetarische Nebel. GIESEKING F.
1983S&W....22..118M 5 0 Uber einige unstabile Sterne. MALIN D.F.
1983S&W....22..224G 15 0 Planetarische Nebel. GIESEKING F.
1983S&W....22..336G 20 0 Planetarische Nebeln. GIESEKING F.
1983IAUS..103....1A 22 43 Planetary nebulae: an introductory review. ALLER L.H.
1983IAUS..103...31R 10 6 Morphology and kinematics of planetary nebulae. REAY N.K.
1983IAUS..103..173P 5 6 Ionization equilibrium in models of planetary nebulae. PEQUIGNOT D.
1983IAUS..103..233P 1 31 276 Type I planetary nebulae. PEIMBERT M. and TORRES-PEIMBERT S.
1983IAUS..103..323P 39 52 Mass loss from central stars of planetary nebulae. PERINOTTO M.
1983IAUS..103..343M 16 25 Non-LTE model atmosphere analysis of central stars. MENDEZ R.H., KUDRITZKI R.P. and SIMON K.P.
1983IAUS..103..373H 20 ~ IUE observations of central stars. HEAP S.R.
1984A&A...136..181S 97 53 The interpretation of internal motions in planetary nebulae. SABBADIN F., GRATTON R.G., BIANCHINI A., et al.
1984A&A...137...92P 77 31 The dynamics, evolution and formation rate of planetary nebulae. PHILLIPS J.P.
1984A&A...140..141P 57 8 Constraints upon visual dust opacities in planetary nebulae. PHILLIPS J.P.
1984A&AS...55..253M 657 140 A catalogue of distances of planetary nebulae. MACIEL W.J.
1984A&AS...58..273S 163 86 A catalogue of expansion velocities in planetary nebulae. SABBADIN F.
1984ApJ...278..702S 16 59 Effective temperatures and luminosities of very hot O type subdwarfs. SCHOENBERNER D. and DRILLING J.S.
1984ApJ...279..304C 49 24 Observational evolution of the central stars of planetary nebulae. CAHN J.H.
1984MNRAS.206..521S 16 65 Molecular hydrogen observations of southern planetary nebulae. STOREY J.W.V.
1984MNRAS.211..969K 55 28 Photometry of faint blue stars - VI. Some 'very definitely blue' PHL stars. KILKENNY D.
1984Ap&SS.100..481P 2 1 Sur l'existence d'un champ magnetique dans les nebuleuses planetaires (on the existence of the magnetic field in planetary nebulae). PASCOLI G.
1984Ap&SS.107...19A 316 56 Statistical survey of planetary nebulae : distances, masses, and distribution in the Galaxy. AMNUEL P.R., GUSEINOV O.H., NOVRUZOVA H.I., et al.
1984MitAG..62..250D 6 0 Iron in the spectra of central stars and very hot subdwarfs. DRILLING J.S. and SCHOENBERNER D.
1984IAUS..105..205K 12 2 Non-LTE analysis of central stars. KUDRITZKI R.P., MENDEZ R.H. and SIMON K.P.
1984IUE84......249D 8 ~ IUE and Voyager observations of very hot O-type subdwarfs. DRILLING J.S., HOLBERG J.B. and SCHOENBERNER D.
1985A&A...142..289M 17 49 SIT vidicon and IDS spectra of central stars of planetary nebulae. MENDEZ R.H., KUDRITZKI R.P. and SIMON K.P.
1985ApJ...290L..49S 6 24 On the ultraviolet iron spectrum of pre-white dwarfs. SCHOENBERNER D. and DRILLING J.S.
1985ApJ...291..237C 60 132 Winds in central stars of planetary nebulae. CERRUTI-SOLA M. and PERINOTTO M.
1985MNRAS.215..233R 2 3 31 Kinematic structure of planetary nebulae - IV. Nature of the condensations in NGC 7009. REAY N.K. and ATHERTON P.D.
1985PASP...97.1029E 193 17 The colors and luminosities of white dwarfs. EGGEN O.J.
1985PASP...97.1071S 11 9 Seven new planetary nebulae in the direction of Baade's window. SHAW R.A. and WIRTH A.
1985Ap&SS.113...59A 107 10 The parameters of planetary nebulae and their central stars derived from observations. AMNUEL P.R., GUSEINOV O.H., NOVRUZOVA H.I., et al.
1985S&W....24..639S 3 0 Aufstieg und fall Planetarischer Nebel. SCHMIDT-VOIGT M.
1986A&A...156..217T 15 32 Outer haloes of planetary nebulae as probes of a fast luminosity decline in their nuclei. TYLENDA R.
1986A&A...160...31S 127 27 Statistical evolutionary properties of planetary nebulae: thicknesses of the nebulae and temperatures of the stars. SABBADIN F.
1986A&AS...64..579S 79 49 Planetary nebulae at known distance. SABBADIN F.
1986AJ.....92..853H 3 6 Small-scale study of the planetary nebula IC 351. HUA C.T. and GRUNDSETH B.
1986ApJ...301..772Z 138 244 Origin of planetary nebulae: morphology, carbon-to-oxygen abundance ratios, and central star multiplicity. ZUCKERMAN B. and ALLER L.H.
1986ApJ...305L..29H 106 T K                 1 2 39 CO in the
Helix Nebula. 		HUGGINS P.J. and HEALY A.P.
1986ApJ...308..322K 106 109 Electron temperatures in planetary nebulae. KALER J.B.
1986Ast....14j..39J 12 0 A delightful dozen of planetary nebulae. JUHNKE C.M.
1986Icar...65..152V 100 4 A search for the tritium hyperfine line from nearby stars. VALDES F. and FREITAS R.A.Jr
1986MitAG..67..111K 12 4 Molecular line observations of mass loss from red giants. KNAPP G.R.
1986MitAG..67..346W 37 0 Lokale planetarische Nebel - eine Revision. WEINBERGER R.
1987A&A...173..145L 73 T                   1 1 22 Observations of extended planetary nebulae. I.
NGC 7293 : the Helix Nebula. 		LEENE A. and POTTASCH S.R.
1987A&A...178..227I 36 54 Two senile nearby planetary nebulae and the local planetary nebulae population. ISHIDA K. and WEINBERGER R.
1987A&A...180..191P 13 40 La nature des nebuleuses planetaires bipolaires. PASCOLI G.
1987AJ.....94..671B 2 49 686 The evolution of planetary nebulae. I. Structures, ionizations, and morphological sequences. BALICK B.
1987ApJ...313..268H 68 38 Mass distribution and evolutionary schema for central stars of planetary nebulae. HEAP S.R. and AUGENSEN H.J.
1987ApJ...319..407F 130 43 The (C III lambda1909 /Si III lambda1892) ratio as a diagnostic for planetary nebulae and symbiotic stars. FEIBELMAN W.A. and ALLER L.H.
1987ApJ...323L.123B 2 0 Spheromak model of planetary nebulae. BENNETT C.L.
1987ApJS...64..529C 1 41 222 Multiple-shell planetary nebulae. I. Morphology and frequency of occurrence. CHU Y.-H., JACOBY G.H. and ARENDT R.
1987MNRAS.224..885W 69 T                   1 6 27 The high radial velocity of an outer filament of the Helix Nebula (
NGC 7293). 		WALSH J.R. and MEABURN J.
1987MNRAS.229..457M 6 13 The morphology and dynamics of a multi-lobed supernova remnant in theLMC (DEM 34a, N 11L). MEABURN J.
1987RMxAA..14..540P 2 13 131 Chemical composition of type I planetary nebulae. Collisional excitation effects on He I line intensities. PEIMBERT M. and TORRES-PEIMBERT S.
1987IAUS..120..339S 36 4 The distribution of molecular hydrogen in planetary nebulae. STOREY J.W.V., WEBSTER B.L., PAYNE P., et al.
1987IAUS..122..505H 4 1 CO in planetary nebulae. HUGGINS P.J. and HEALY A.P.
1987PN86........55R 17 ~ Proto-planetary nebulae. RODRIGUEZ L.F.
1987PN86.......233L 1 ~ The effect of line emission on the IRAS data of planetary nebulae. LEENE A. and POTTASCH S.R.
1988A&A...190..113M 2 24 275 High resolution spectroscopy of central stars of planetary nebulae. I. Basic atmospheric parameters and their interpretation. MENDEZ R.H., KUDRITZKI R.P., HERRERO A., et al.
1988A&A...197L..25M 3 4 57 PHL 932 : another non-post-AGB central star of planetary nebula. MENDEZ R.H., GROTH H.G., HUSFELD D., et al.
1988AJ.....95..866H 1 3 21 CO in the bipolar planetary nebula NGC 2346. HEALY A.P. and HUGGINS P.J.
1988ApJ...324..501Z 1 31 183 Molecular hydrogen maps of extended planetary nebulae: the Dumbbell, the Ring, and NGC 2346. ZUCKERMAN B. and GATLEY I.
1988ApJ...326..368P 71 55 A young planetary nebula with OH molecules: NGC 6302. PAYNE H.E., PHILLIPS J.A. and TERZIAN Y.
1988ApJ...327..342T 21 29 EINSTEIN X-ray observations of planetary nebulae and their implications. TARAFDAR S.P. and APPARAO K.M.V.
1988ApJS...68....1L viz 78 176 The guide star photometric catalog. I. LASKER B.M., STURCH C.R., LOPEZ C., et al.
1988MNRAS.235..533W 54 51 The systematics and distribution of molecular hydrogen in planetary nebulae. WEBSTER B.L., PAYNE P.W., STOREY J.W.V., et al.
1988Ap&SS.149..343G 109 20 The temperatures of the nuclei of high-excitation planetary nebulae. GURZADYAN G.A.
1988JBAA...98..362B 15 0 Planetary nebulae. BRAZELL O.
1988RMxAA..16..105F 48 15 Vertical abundance gradients of planetary nebulae. FAUNDEZ-ABANS M. and MACIEL W.J.
1988RMxAA..16..111M 35 39 Filling factor determinations and their effects on planetary studies. MALLIK D.C.V. and PEIMBERT M.
1988IUE88...2..169P 33 ~ Physical properties of central stars of planetary nebulae. PATRIARCHI P. and PERINOTTO M.
1988IRASP.C......0J viz 14       D               1 245223 ~ Infrared Astronomical Satellite Catalogs, 1988. The Point Source Catalog, version 2.0, NASA RP-1190 JOINT IRAS SCIENCE WORKING GROUP
1989A&AS...77...39T 147 31 Magnitudes of central stars of southern planetary nebulae. TYLENDA R., ACKER A., GLEIZES F., et al.
1989A&AS...77..487A 461 27 The absolute H-beta fluxes for southern planetary nebulae. ACKER A., STENHOLM B. and TYLENDA R.
1989A&AS...78..301W 286 159 A catalogue of expansion velocities of galactic planetary nebulae. WEINBERGER R.
1989A&AS...79..329Z 302 136 A catalogue of VLA radio continuum observations of planetary nebulae with the Very Large Array. ZIJLSTRA A.A., POTTASCH S.R. and BIGNELL C.
1989A&AS...81..309P 390 47 The energy-balance temperature of central stars of galactic planetary nebulae. PREITE-MARTINEZ A., ACKER A., KOEPPEN J., et al.
1989ApJ...343..811S 150 130 Electron densities in planetary nebulae. STANGHELLINI L. and KALER J.B.
1989ApJ...344..826A 12 39 X-ray observations of planetary nebulae with the EXOSAT satellite. APPARAO K.M.V. and TARAFDAR S.P.
1989ApJ...345..871K 62 140 Central star temperatures of optically thick planetary nebulae and a distance-independent test of dredge-up theory. KALER J.B. and JACOBY G.H.
1989ApJ...346..201H 93 119 CO in planetary nebulae. HUGGINS P.J. and HEALY A.P.
1989MNRAS.241..625D 90 T                   1 1 82 Condensations in the planetary nebula
NGC 7293 : an origin in circumstellar SiO maser spots ? 		DYSON J.E., HARTQUIST T.W., PETTINI M., et al.
1989Ap&SS.154...21A 347 16 Planetary nebulae in the galaxy. AMNUEL P.R., GUSEINOV O.H. and RUSTAMOV Y.S.
1989Ap&SS.157...23M 13 4 Abundance gradient for 13 planetary nebulae in the galaxy. MANCHADO A., POTTASCH S.R. and MAMPASO A.
1989SAAOC..13...69K 126 11 Radial velocities and spectral types for a sample of faint blue stars. KILKENNY D. and MULLER S.
1989SSRv...51..339K 41 8 Planetary nebulae. KHROMOV G.S.
1989IAUS..131....1T 12 2 Recent UV and optical observations of planetary nebulae. TORRES-PEIMBERT S.
1989IAUS..131....9P 8 5 Infrared observations of galactic planetary nebulae. PREITE-MARTINEZ A.
1989IAUS..131...83B 41 22 The shapes and shaping of planetary nebulae. BALICK B.
1989IAUS..131...93W 15 10 Expansion velocities and characteristics of galactic planetary nebulae. WEINBERGER R.
1989IAUS..131..129R 9 16 Molecules and neutral hydrogen in planetary nebulae. RODRIGUEZ L.F.
1989IAUS..131..157H 8 16 Photoionization models. HARRINGTON J.P.
1989IAUS..131..174L 9 0 IRAS observations of extended planetary nebulae. LEENE A. and POTTASCH S.R.
1989IAUS..131..204W 70 T                   1 2 1 Observations of CO and HCN (J = 1-0) in NGC 2346 and
NGC 7293 with the Nobeyama 45-m telescope. 		WALSH J.R., CLEGG R.E.S. and UKITA N.
1989IAUS..131..223C 70 T                   1 2 2 Observations and models of the 'Helix' nebula
NGC 7293. 		CLEGG R.E.S. and WALSH J.R.
1989IAUS..131..229K 9 13 Magnitudes, spectra and temperatures of planetary nuclei. KALER J.B.
1989IAUS..131..241G 34 10 Wind features and wind velocities. GREWING M.
1989IAUS..131..261M 43 31 Binarity and intrinsic variability in central stars of planetary nebulae. MENDEZ R.H.
1989IAUS..131..273K 26 34 Model atmospheres and quantitative spectroscopy of central stars of planetary nebulae. KUDRITZKI R.P. and MENDEZ R.H.
1989IAUS..131..312B 13 4 A search for cool companions of planetary nebula nuclei. BENTLEY A.F.
1989IAUS..131..381K 18 6 Carbon stars as planetary nebula progenitors. KNAPP G.R.
1989IAUS..131..531T 15 13 Planetary Nebulae with massive central stars. TYLENDA R.
1989IAUS..131..567A 33 1 Summarizing remarks on the structure and evolution of planetary nebulae and properties of their central stars. ALLER L.H.
1989IAUS..131..577P 26 5 Comments on the applications of planetary nebulae research. PEIMBERT M.
1990A&A...232..184P 38 19 Morphology of bipolar planetary nebulae. II. The three-dimensional structures. PASCOLI G.
1990A&A...236..223G 40 12 Extinction-independent determination of temperatures for central stars of planetary nebulae. GREWING M. and NERI R.
1990A&A...240..467S 32 36 On the relation between the nitrogen enhancement in planetary nebulae and the mass of the central stars. STASINSKA G. and TYLENDA R.
1990A&AS...83...27P 15 4 Morphology of bipolar planetary nebulae. I. Two-dimensional spectrophotometry. PASCOLI G.
1990AJ.....99.1243T 147 263 An atlas of HUBBLE SPACE TELESCOPE photometric, spectrophotometric, and polarimetric calibration objects. TURNSHEK D.A., BOHLIN R.C., WILLIAMSON II R.L., et al.
1990AJ.....99.1621O 7 31 923 Faint spectrophotometric standard stars. OKE J.B.
1990AJ....100..511H 2 4 37 The molecular envelopes of evolved planetary nebulae. HEALY A.P. and HUGGINS P.J.
1990ApJ...351..230M 23 52 Evolutionary versus dynamical time scales for the evolution of the central stars of planetary nebulae. McCARTHY J.K., MOULD J.R., MENDEZ R.H., et al.
1990ApJ...351..515T 1 9 47 Circumnebular neutral hydrogen in planetary nebulae. TAYLOR A.R., GUSSIE G.T. and POTTASCH S.R.
1990ApJ...357..548F 63 33 Ultraviolet Fe VII absorption lines in planetary nebula nuclei, hot subdwarfs, and hot degenerate objects. FEIBELMAN W.A. and BRUHWEILER F.C.
1990ApJ...359..392K 120 127 Large planetary nebulae and their significance to the late stages of stellar evolution. KALER J.B., SHAW R.A. and KWITTER K.B.
1990ApJ...360..173B 1 15 96 Interaction of planetary nebulae with the interstellar medium. BORKOWSKI K.J. and SARAZIN C.
1990ApJ...362..226O 3 2 28 A kinematic determination of the structure of the double ring planetary nebula NGC 2392, the Eskimo. O'DELL C.R., WEINER L.D. and CHU Y.-H.
1990ApJS...73..413B 37 107 The ultraviolet calibration of the Hubble Space Telescope. IV. Absolute IUE fluxes of Hubble Space Telescope standard stars. BOHLIN R.C., HARRIS A.W., HOLM A.V., et al.
1990AcASn..31..394C 171 0 Estimation of the radii and determination of photometric parallaxes of white dwarfs from (B-V). CHU Z.-Y., WANG J.-J. and WANG X.-M.
1990ATsir1544....7G 20 2 Revision of the scale of planetary nebulae distances. GOLOVATY V.V.
1990LAstr.104..147W 3 0 Des etoiles Mira aux nebuleuses planetaires. WAELKENS C.
1990Ast....18e..22K 4 0 Realm of the hottest stars. KALER J.B.
1990Natur.344..381A 1 1 Lumps in planetary nebulae. ALCOCK C.
1991A&A...243..478Z 34 52 On the scale height of planetary nebulae. ZIJLSTRA A.A. and POTTASCH S.R.
1991A&A...248..599F 1 5 34 The structure of the CO envelopes of planetary nebulae. FORVEILLE T. and HUGGINS P.J.
1991A&AS...89...77T 352 67 The B and V magnitudes of the central stars of planetary nebulae. TYLENDA R., ACKER A., STENHOLM B., et al.
1991A&AS...90...89A 876 46 The absolute H-beta fluxes for galactic planetary nebulae. ACKER A., STENHOLM B., TYLENDA R., et al.
1991A&AS...91..325P 84 66 Statistical properties of winds in central of planetary nebulae. PATRIARCHI P. and PERINOTTO M.
1991AJ....102.1091P 14 18 A Hyades distance modulus from trigonometric parallaxes from northern and southern hemisphere observatories. PATTERSON R.J. and IANNA P.A.
1991AJ....102.1381S 3 5 63 Interaction of planetary nebulae with the interstellar medium: theory. SOKER N., BORKOWSKI K.J. and SARAZIN C.L.
1991ApJ...371..719M 23 41 How much hydrogen is there in a white dwarf? MacDONALD J. and VENNES S.
1991ApJS...76..687P 211 103 Chemical abundances in planetary nebulae: basic data and correlations between elements. PERINOTTO M.
1991MNRAS.251..330W viz 1195 35 Flux densities at 8400 MHz for a large sample of radiosources. WRIGHT A.E., WARK R.M., TROUP E., et al.
1991AZh....68.1197G 70 T                   1 2 5 Photoionization models of luminiscence and physical characteristics of planetary nebulae: BD +30 3639 and
NGC 7293. 		GOLOVATYJ V.V. and MAL'KOV Y.F.
1991Ast....19j..81H 5 0 Tracking down the Helix. HIGGINS D.
1991Ap&SS.176....9G 15 3 Planetary nebula with a peculiar spectrum in the ultraviolet : CN 3-1. GUZADYAN G.A., EGIKYAN A.G. and TERZIAN Y.
1991Ap&SS.181...73G 144 9 Excitation class of nebulae - an evolution criterion ? GURZADYAN G.A. and EGIKYAN A.G.
1991BAAS...23..915H 4 0 The structure of the CO envelopes of planetary nebulae. HUGGINS P.J. and FORVEILLE T.
1991PASAu...9..309P 83 2 Winds in central stars of planetary nebulae. PATRIARCHI P. and PERINOTTO M.
1991IAUS..145..375M 114 118 Photospheric abundances un central stars of planetary nebulae, and evolutionary implications. MENDEZ R.H.
1992A&A...260..329M 1 23 129 On central star luminosities and optical thicknesses in planetary nebulae. MENDEZ R.H., KUDRITZKI R.P. and HERRERO A.
1992A&A...262..271M 151 50 Kinematics of disk planetary nebulae. MACIEL W.J. and DUTRA C.M.
1992A&AS...94..399C viz 772 454 A catalogue of absolute fluxes and distances of planetary nebulae. CAHN J.H., KALER J.B. and STANGHELLINI L.
1992ApJ...401L..43H 107 T K                 6 63 CO in the cometary globules of the Helix Nebula. HUGGINS P.J., BACHILLER R., COX P., et al.
1992MNRAS.255..177M 93 T                   1 95 Dust in the neutral globules of the
Helix Nebula, NGC 7293. 		MEABURN J., WALSH J.R., CLEGG R.E.S., et al.
1992MNRAS.255..217H 1 5 22 Chemistry in a protoplanetary nebula. HOWE D.A., MILLAR T.J. and WILLIAMS D.A.
1992MNRAS.255..460D 4 10 Heating the haloes of planetary nebulae. DYSON J.E.
1992MNRAS.256...97M 2 4 Compact fibre-optic format changers for a multislit echelle spectrometer: initial results on the Dumbell nebula (NGC 6853). MEABURN J., CHRISTOPOULOU P.E. and GOUDIS C.D.
1992MNRAS.259..315T 11 25 The central star of S 216. TWEEDY R.W. and NAPIWOTZKI R.
1992MNRAS.259..635K 63 44 Distances for galactic planetary nebulae. - II. A southern hemisphere survey. KINGSBURGH R.L. and ENGLISH J.
1992AZh....69.1166G 16 4 Evolution of planetary nebulae envelopes: an empirical approach. GOLOVATYJ V.V. and MALKOV Y.P.
1992A&ARv...4..215P 74 33 Evolution of planetary nebulae. POTTASCH S.R.
1992C&E...270...18G 2 0 EUVE aux frontieres de l'ultraviolet. GUERIN F.
1992SciAm.266e..36S 11 0 Planetary nebulae. SOKER N.
1992S&T....83..374N 4 3 Taking the pulse of white dwarfs. NATHER R.E. and WINGET D.E.
1992ESOPN...1....1A viz 1828 ~ Strasbourg-ESO Catalogue of Galactic Planetary Nebulae ACKER A., OCHSENBEIN F., STENHOLM B., et al.
1993A&A...267..177B 9 33 The spatio-kinematic structure of the CO envelopes of evolved planetary nebulae. BACHILLER R., HUGGINS P.J., COX P., et al.
1993A&A...275..527N 43 40 Very small dust grains in the circumstellar environment of Herbig/Ae/Be stars. NATTA A., PRUSTI T. and KRUGEL E.
1993A&A...275..534M 40 67 The bright end of the planetary nebula luminosity function. MENDEZ R.H., KUDRITZKI R.P., CIARDULLO R., et al.
1993A&AS...99..291L viz 451 464 CO and HCN observations of circumstellar envelopes. A catalogue - mass loss rates and distributions. LOUP C., FORVEILLE T., OMONT A., et al.
1993ApJ...404L..25F 1 18 89 Astrophysical gasdynamics confronts reality: the shaping of planetary nebulae. FRANK A., BALICK B., ICKE V., et al.
1993ApJ...410..239Z 131 41 On the distance to galactic planetary nebulae. ZHANG C.Y.
1993ApJ...412..127R 120 14 The nature of unidentified far-infrared point sources. REACH W.T., HEILES C. and KOO B.-C.
1993ApJ...416..806H 1 7 53 Two new extremely iron-rich hot DA white dwarfs and the nature of the EUV opacity. HOLBERG J.B., BARSTOW M.A., BUCKLEY D.A.H., et al.
1993ApJS...88..137Z 433 106 Trace of planetary nebula evolution by distance-independent parameters. ZHANG C.Y. and KWOK S.
1993MNRAS.260..855T 56 1 The presence of fe VII and of low-ionization features in the UV spectra of central stars of planetary nebulae. TWEEDY R.W.
1993MNRAS.261..430D 7 2 62 Mass-loaded astronomical flows. - V. Tails: intermediate-scale structures in flowing clumpy media. DYSON J.E., HARTQUIST T.W. and BIRO S.
1993MNRAS.263..890M 13 14 Optical evidence for dense, neutral globules in the Dumbbell planetary nebula (NGC 6853,M27). MEABURN J. and LOPEZ J.A.
1993AcA....43..343N 13 34 White dwarfs in old planetary nebulae. NAPIWOTZKI R.
1993AcA....43..371G 48 4 comparison of the masses of planetary nebula nuclei derived from different methods. GORNY S.K., TYLENDA R. and STASINSKA G.
1993Ast....21f..39J 5 0 The age paradox. JAYAWARDHANA R.
1993Ap&SS.205..237G 8 2 Self-consistent photoionization models of planetary nebulae luminescence : stellar ionizing continuum, nebular abundances and evolution of the envelopes. GOLOVATY V.V. and MALKOV Y.F.
1993BAAS...25.1249M 1 ~ Things go bump in the halo of Helix. MANCHADO A., et al.
1993BAAS...25.1318Q 10 ~ A high dispersion IUE atlas of central stars of planetary nebulae. QUIGLEY M.F.
1993BAAS...25.1368Q 11 ~ A high dispersion IUE atlas of central stars of planetary nebulae. QUIGLEY M.F., BRUHWEILER F.C. and FEIBELMAN W.
1993Msngr..73...35W 74 T                   1 17 Imaging the globules in the core of the Helix Nebula (NGC 7293). WALSH J.R. and MEABURN J.
1993PASAu..10..310D viz 526 21 A survey of 526 southern flat-spectrum radio sources with the Parkes-Tidbinbilla interferometer DUNCAN R.A., WHITE G.L., WARK R., et al.
1993RMxAA..27..219Z 70 T                   2 3 The ROSAT X-ray spectrum of the Helix Nebula. ZHANG C.Y., LEAHY D.A. and KWOK S.
1993SciN..143...40P 1 0 Dwarf stars chilled to a quantum crisp. PETERSON I.
1993IAUS..155..147H 32 15 The neutral envelopes of planetary nebulae: molecules and H I. HUGGINS P.J.
1993IAUS..155..209K 13 7 CCD imaging of planetary nebula halos. KWITTER K.B., CHU Y.H. and DOWNES R.A.
1993IAUS..155..307B 11 6 Interaction of planetary nebulae with the interstellar medium. BORKOWSKI K.J.
1993IAUS..155..443L 18 1 White dwarf central stars. LIEBERT J.W.
1994A&A...284..248B 82 44 Filling factors and ionized masses in planetary nebulae. BOFFI F.R. and STANGHELLINI L.
1994A&A...288..897T 147 16 Confrontation of theoretical tracks for post-AGB stars with observations of planetary nebulae. TYLENDA R. and STASINSKA G.
1994A&AS..106..559T viz 768 24 A catalogue HeII 4686 line intensities in Galactic planetary nebulae. TYLENDA R., STASINSKA G., ACKER A., et al.
1994A&AS..108..485V viz 434 71 On an alternative statistical distance scale for planetary nebulae. Catalog with statistical distances to planetary nebulae. VAN DE STEENE G.C. and ZIJLSTRA A.A.
1994AJ....108..188T 16 38 The ionization structure of old planetary nebulae which interact with the interstellar medium. TWEEDY R.W. and KWITTER K.B.
1994AJ....108.1860L 2 2 22 Imaging spectrophotometry of the planetary nebula NGC 6720 (The Ring Nebula). LAME N.J. and POGGE R.W.
1994AJ....108.1931C 31 51 Absolute flux calibration of optical spectrophotometric standard stars. COLINA L. and BOHLIN R.C.
1994ApJ...422..205L 112 T K                 1 27 Two-temperature X-ray emission from the planetary nebula
NGC 7293. 		LEAHY D.A., ZHANG C.Y. and KWOK S.
1994ApJ...424..817L 8 20 A very hot, hydrogen-rich, white dwarf planetary nucleus. LIEBERT J., BERGERON P. and TWEEDY R.W.
1994ApJ...425..687Z 12 4 High-resolution far-infrared observations of the Ring Nebula. ZHANG C.Y., HARVEY P.M., SMITH B.J., et al.
1994ApJ...434..262D 1 4 24 Radiative shock overstability of finite-sized objects. DGANI R. and SOKER N.
1994MNRAS.271..175B 7 27 RE 1738+665 : the hottest DA white dwarf detected by ROSAT. BARSTOW M.A., HOLBERG J.B., MARSH M.C., et al.
1994MNRAS.271..811H 1 4 22 Molecules in dense globules in planetary nebulae. HOWE D.A., HARTQUIST T.W. and WILLIAMS D.A.
1994PASP..106..500G 24 11 On the expansion velocities of planetary nebulae and the circumstellar envelopes of AGB stars. GUSSIE G.T. and TAYLOR A.R.
1994PASP..106..756F 66 12 X-ray planetary nebulae. FEIBELMAN W.A.
1994Ap&SS.211..179G 28 1 The dynamics of double-envelope planetary nebulae. GURZADYAN G.A.
1994Ap&SS.216..241M 10 1 Recent optical observations of circumstellar and interstellar phenomena. MEABURN J.
1994Ap&SS.219..231M 200 36 Abundances and radial gradients from disk planetary nebulae : HE, N, C and CL. MACIEL W.J. and CHIAPPINI C.
1994KFNT...10e..35M 39 0 Self-consistent determination of planetary nebulae distances. MAL'KOV Y.F.
1994RMxAA..29S.211P 4 0 The low luminosity central star of the PN ESO 166-21. PENA M., RUIZ M.T. and TORRES-PEIMBERT S.
1995A&A...293..871C 1 82 385 Morphological populations of planetary nebulae: which progenitors? I. Comparative properties of bipolar nebulae. CORRADI R.L.M. and SCHWARZ H.E.
1995A&A...297..261S 161 11 Extinction distances for three planetary nebulae. SAURER W.
1995A&A...300..481B 18 30 Metal abundances in subdwarf O stars. BAUER F. and HUSFELD D.
1995A&A...301..545N 42 68 Spectroscopic investigation of old planetaries. III. Spectral types, magnitudes, and distances. NAPIWOTZKI R. and SCHOENBERNER D.
1995A&A...303..535G 27 23 Temperature fluctuations in planetary nebulae. GRUENWALD R. and VIEGAS S.M.
1995A&AS..114..269D viz 14       D               1 20881 157 Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue. DUFLOT M., FIGON P. and MEYSSONNIER N.
1995ApJ...441..726F 29 17 A volume-limited survey of high galactic latitude planetary nebulae with the Extreme Ultraviolet Explorer. FRUSCIONE A., DRAKE J.J., McDONALD K., et al.
1995ApJ...447..257T 1 9 61 The closest planetary nebula, Sh 2-216 and its interaction with the interstellar medium. TWEEDY R.W., MARTOS M.A. and NORIEGA-CRESPO A.
1995ApJ...455..160G 3 5 65 Wolf-Rayet bubbles. II. Gasdynamical simulations. GARCIA-SEGURA G. and MAC LOW M.-M.
1995ApJS...98..659Z viz 644 200 A statistical distance scale for galactic planetary nebulae. ZHANG C.Y.
1995ApJS..100..405F 15 18 C IV and O VI transitions in the region LambdaLambda1100-2000 and examples found in IUE spectra of hot stars. FEIBELMAN W.A. and JOHANSSON S.
1995MNRAS.273..812H 24 17 ROSAT observations of EUV-bright planetary nebula central stars. HOARE M.G., BARSTOW M.A., WERNER K., et al.
1995BAAS...27..866P 1 ~ HST observations and related models of cometary knots in the Helix Nebula. PATRICK K. and O'DELL C.R.
1995BAAS...27S.866P 71 T                   1 ~ CCD narrowband photometry of the Helix Nebula (NGC 7293). PAPAMASTORAKIS J., XILOURIS K.M. and PALAIOLOGOU E.V.
1995MNSSA..54...72. 127 0 The nomenclature of deep-sky objects.
1995Natur.373..666T 7 2 Hot white dwarfs. TWEEDY R.W.
1995PhR...250....2I 35 73 Planetary nebulae and their central stars - origin and evolution. IBEN I.
1995RMxAA..31..147P 22 51 Temperature fluctuations and the chemical composition of planetary nebulae of type I. PEIMBERT M., LURIDIANA V. and TORRES-PEIMBERT S.
1995GCTP..C......0V viz 14       D               1 7047 ~ The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition. VAN ALTENA W.F., LEE J.T. and HOFFLEIT E.D.
1995PASA...12..170G 1 1 A speculation into the origin of neutral globules in planetary nebulae : could the Helix's comets really be comets ? GUSSIE G.
1996A&A...305..229G 7 7 208 The dynamical evolution of circumstellar gas around massive stars. I. The impact of the time sequence Ostar -> LBV -> WR star. GARCIA-SEGURA G., MAC LOW M.-M. and LANGER N.
1996A&A...307..561P 58 93 Local space density and formation rate of planetary nebulae. POTTASCH S.R.
1996A&A...311..997G 17 1 Three-envelope planetary nebulae: the problem of their origin. GURZADYAN G.A.
1996A&A...313..405B 77 18 On the nature of the UV turnup in early-type galaxies. BICA E., BONATTO C., PASTORIZA M.G., et al.
1996A&AS..116..395F 233 3 Classification of planetary nebulae by cluster analysis and artificial neural networks. FAUNDEZ-ABANS M., ORMENO M.I. and DE OLIVEIRA-ABANS M.
1996AJ....111.1227P 12 11 NGC 6210 : an observational case study of a jet emitting source. PHILLIPS J.P. and CUESTA L.
1996AJ....111.1630O 87 T                   2 134 Cometary knots in the Helix Nebula. O'DELL C.R. and HANDRON K.D.
1996ApJ...457..773D 12 47 The shaping of planetary nebulae: asymmetry in the external wind. DWARKADAS V.V., CHEVALIER R.A. and BLONDIN J.M.
1996ApJ...458..215H 22 31 A new look at carbon abundances in planetary nebulae. I. PB 6, Hu 2-1, K648, and H4-1. HENRY R.B.C., KWITTER K.B. and HOWARD J.W.
1996ApJ...462..777K 107 180 H2 Emission from planetary nebulae: signpost of bipolar structure. KASTNER J.H., WEINTRAUB D.A., GATELY I., et al.
1996ApJ...466..352L 35   K                 6 15 ROSAT X-ray observations of four planetary nebulae. LEAHY D.A., ZHANG C.Y., VOLK K., et al.
1996ApJ...469..171G 13 4 208 From ultracompact to extended H II regions. GARCIA-SEGURA G. and FRANCO J.
1996ApJS..107..255T 32 87 An atlas of ancient planetary nebulae and their interaction with the interstellar medium. TWEEDY R.W. and KWITTER K.B.
1996MNRAS.281L..57M 73 T                   2 16 The global motions of the cometary knots in the Helix planetary nebula (NGC 7293). MEABURN J., CLAYTON C.A., BRYCE M., et al.
1996PASP..108..610M 106 17 [N II] and [O III] mean electron temperatures in planetary nebulae. McKENNA F.C., KEENAN F.P., KALER J.B., et al.
1996Ap&SS.235..165H 3 7 Wide intermediate scale structures in mass-loaded flows. HARTQUIST T.W., DYSON J.E. and WILLIAMS R.J.R.
1996Ap&SS.245..169O 38 36 Circumstellar molecular envelopes of AGB and post-AGB objects. OLOFSSON H.
1996Ap&SS.245..263H 6 7 Flows in clumpy planetary nebulae. HARTQUIST T.W. and DYSON J.E.
1996C&E...314...24B 71 T                   4 0
Nebuleuse Helix: la fin d'un systeme solaire. 		BRUNIER S.
1996PhT....49f..19L 71 T                   1 0 Helix Nebula displays hundreds of gaseous knots. LUBKIN G.B.
1996SciN..149R.267. 1 0 Knotty curiosities.
1997A&A...317..911P 8 7 The evolved central star of the planetary nebula ESO 166-PN 21. PENA M., RUIZ M.T., BERGERON P., et al.
1997A&A...318..256G viz 75 81 Planetary nebulae morphologies, central star masses and nebular properties. GORNY S.K., STASINSKA G. and TYLENDA R.
1997A&A...319..589H 2 2 20 The origin of strong magnetic fields in circumstellar SiO masers. HARTQUIST T.W. and DYSON J.E.
1997A&A...324.1123B 2 11 116 The chemical evolution of planetary nebulae. BACHILLER R., FORVEILLE T., HUGGINS P.J., et al.
1997ApJ...482L.101Y 38   K                 4 34 Neutral atomic carbon in the globules of the Helix. YOUNG K., COX P., HUGGINS P.J., et al.
1997ApJ...482..891C 7 21 High-resolution X-ray image of the hydrogen-deficient planetary nebula Abell 30. CHU Y.-H., CHANG T.H. and CONWAY G.M.
1997ApJ...487..328G 1 6 29 Chemical abundances and kinematics of the Ring Nebula and its halos. GUERRERO M.A., MANCHADO A. and CHU Y.-H.
1997ApJ...488L.157Y 6 9 Neutral carbon in the protoplanetary nebulae CRL 618 and CRL 2688. YOUNG K.
1997ApJS..112..487S viz 455 190 Properties that cannot be explained by the progenitors of planetary nebulae. SOKER N.
1997PASP..109...78T 176 0 Astrophysics in 1996. (Review paper). TRIMBLE V. and McFADDEN L.A.
1997Ast....25b..36F 11 0 Blowing cosmic bubbles. FRANK A.
1997Ap&SS.249..341M 25 8 Gravity distances of planetary nebulae. MACHEL W.J. and CAZETTA J.O.
1997Ap&SS.251...63B 13 0 Chemical evolution from the AGB to the planetary nebula phase. BACHILLER R.
1997S&T....94f..36I 9 0 The lives of stars : from birth to death and beyond. I. IBEN I.Jr and TUTUKOV A.V.
1997ARep...41..760M viz 167 22 A self-consistent determination of the distances, physical parameters, and chemical composition for a large sample of Galactic planetary nebulae: the distances and parameters of central stars and the optical depths of envelopes. MAL'KOV Y.F.
1997IAUS..180...40H 1 10 61 Trigonomitric parallaxes of planetary nebulae. HARRIS H.C., DAHN C.C., MONET D.G., et al.
1997IAUS..180..120M 14 11 Non-LTE model atmosphere analyses of faint PN central stars observed with Keck HIRES. McCARTHY J.K., MENDEZ R.H. and KUDRITZKI R.P.
1997IAUS..180..214C 22 6 X-ray emission from planetary nebulae. CONWAY G.M. and CHU Y.-H.
1998A&A...330L..21W 44   K                 2 50 Knots, filaments, and turbulence in radiative shocks. WALDER R. and FOLINI D.
1998A&A...333...48P 41 28 New active galactic nuclei detected in ROSAT All Sky Survey galaxies. I. Verification of selection strategy. PIETSCH W., BISCHOFF K., BOLLER T., et al.
1998A&A...335..277K 7 5 HST photometry of the stars near the center of PN NGC 650. KOORNNEEF J. and POTTASCH S.R.
1998A&A...340..527P 315 20 Electron densities in planetary nebulae, and the unusual characteristics of the [SII] emission zone. PHILLIPS J.P.
1998A&AS..130..465P 30 11 Spectral trends in planetary nebulae: The roles of radiative and shock excitation. PHILLIPS J.P. and GUZMAN V.
1998A&AS..132...13D viz 870 88 The kinematics of 867 galactic planetary nebulae. DURAND S., ACKER A. and ZIJLSTRA A.
1998AJ....115.1989T viz 14       D               673 35 A new distance indicator to galactic planetary nebulae based upon IRAS fluxes. TAJITSU A. and TAMURA S.
1998AJ....116..360B 2 14 121 FLIERs and other microstructures in planetary nebulae. IV. Images of elliptical PNs from the Hubble space telescope. BALICK B., ALEXANDER J., HAJIAN A.R., et al.
1998AJ....116.1346O 109 T K                 7 42 Imaging and spectroscopy of the Helix Nebula: the ring is actually a disk. O'DELL C.R.
1998AJ....116.1367J 18 16 The size and age of Sakurai's planetary nebula and the temperature of its central star. JACOBY G.H., DE MARCO O. and SAWYER D.G.
1998AJ....116.1882C 12 7 ROSAT X-ray observations of two planetary nebulae: NGC 1535 and NGC 3587. CHU Y.-H., GRUENDL R.A. and CONWAY G.M.
1998ApJ...494..247A 3 4 47 Chemodynamical model of the Galaxy: abundance gradients predicted for H II regions and planetary nebulae. ALLEN C., CARIGI L. and PEIMBERT M.
1998ApJ...495L..23C 110 T K                 5 53 Infrared imaging and spectroscopy of the
Helix with ISOCAM. 		COX P., BOULANGER F., HUGGINS P.J., et al.
1998ApJ...495..337D 36 38 Instabilities in moving planetary nebulae. DGANI R. and SOKER N.
1998ApJ...502..695C 46   K                 2 64 Shadows behind neutral clumps in photoionized regions. CANTO J., RAGA A., STEFFEN W., et al.
1998ApJ...503..792B 107 T K                 8 18 The structure of cometary knots in the Helix Nebula. BURKERT A. and O'DELL C.R.
1998ApJS..117..361C viz 887 101 Planetary nebulae in the NRAO VLA sky survey. CONDON J.J. and KAPLAN D.L.
1998MNRAS.294..201M 76 T                   5 83 The nature of the cometary knots in the Helix planetary nebula (NGC 7293). MEABURN J., CLAYTON C.A., BRYCE M., et al.
1998MNRAS.297..617C 208 22 Orientation of planetary nebulae within the galaxy. CORRADI R.L.M., AZNAR R. and MAMPASO A.
1998MNRAS.299..520B 1 16 53 The effect of photospheric heavy elements on the hot DA white dwarf temperature scale. BARSTOW M.A., HUBENY I. and HOLBERG J.B.
1998AGAb...14...54S 2 0 Millimeter interferometric observations of NGC 7027. SCHILKE P.
1998Ap&SS.255..489C 2 0 Planetary nebulae. COX P.
1998Ap&SS.260..199D 6 0 Observation of microstructures in planetary nebulae. DUDZIAK G. and WALSH J.R.
1998Ap&SS.260..215W 3 1 11 The formation of knots and filaments in shocks. WALDER R. and FOLINI D.
1998SSRv...84..177P 18 2 Measurements of the 12C/13C ratio in planetary nebulae and implications for stellar evolution. PALLA F., GALLI D., BACHILLER R., et al.
1998ARep...42..293M 221 12 A self-consistent determination of distances, physical parameters, and chemical composition for a large sample of galactic planetary nebulae: chemical composition. MAL'KOV Y.F.
1998IAUS..189..137C 8 ~ The effective temperatures of hot stars. CROWTHER P.A.
1998RMxAC...7Q.216G 8 0 Shaping bipolar and elliptical planetary nebulae : effects of stellar rotation and magnetic fields. GARCIA-SEGURA G., LANGER N., ROZYCZKA M., et al.
1999A&A...348..940D 10 19 The iron abundance in hot central stars of planetary nebulae derived from IUE spectra. DEETJEN J.L., DREIZLER S., RAUCH T., et al.
1999A&A...350..101N 261 181 Spectroscopic investigation of old planetaries. IV. Model atmosphere analysis. NAPIWOTZKI R.
1999AJ....118..488C 112 199 A Hubble Space Telescope survey for resolved companions of planetary nebula nuclei. CIARDULLO R., BOND H.E., SIPIOR M.S., et al.
1999AJ....118.2929P 11 10 The structure of NGC 2392. PHILLIPS J.P. and CUESTA L.
1999ApJ...517..767G 3 30 290 Shaping bipolar and elliptical planetary nebulae: effects of stellar rotation, photoionization heating, and magnetic fields. GARCIA-SEGURA G., LANGER N., ROZYCZKA M., et al.
1999ApJ...517..782H 119 T K                 1 37 Morphology and composition of the Helix Nebula. HENRY R.B.C., KWITTER K.B. and DUFOUR R.J.
1999ApJ...522..387Y 115 T K                 2 53 The molecular envelope of the Helix Nebula. YOUNG K., COX P., HUGGINS P.J., et al.
1999ApJS..121....1M viz 3047 394 A catalog of spectroscopically identified white dwarfs. McCOOK G.P. and SION E.M.
1999MNRAS.302L..17R 1 4 19 Mass-loaded jet models of fast low-ionization features in planetary nebulae. REDMAN M.P. and DYSON J.E.
1999MNRAS.306..806S 5 13 Detecting planets in planetary nebulae. SOKER N.
1999PASP..111..221F 19 5 Detection of O VII λ1522 in IUE spectra of planetary nebula nuclei and other hot stars. FEIBELMAN W.A.
1999PASP..111..385T 221 6 Astrophysics in 1998. (Invited review). TRIMBLE V. and ASCHWANDEN M.
1999PASP..111.1426B 82 120 Spectrophotometry: revised standards and techniques. BESSELL M.S.
1999A&G....40b..10W 15 0 Hydrogen molecules in the cosmos. WILLIAMS D.A.
2000A&A...355...69P 24 48 Measurements of 12C/13C in planetary nebulae: Implications on stellar and Galactic chemical evolution. PALLA F., BACHILLER R., STANGHELLINI L., et al.
2000A&A...358.1049P 7 6 The intrinsic structures of circular and elliptical planetary nebulae. PHILLIPS J.P.
2000A&A...361..959M 6 2 40 Aluminum 26 production in asymptotic giant branch stars. MOWLAVI N. and MEYNET G.
2000AJ....119.2311O 108 T K                 11 25 On the nature of linear structures in the
Helix and Orion Nebulae. 		O'DELL C.R.
2000AJ....119.2910O 108 T K                 13 19 The surprising emission distribution within the Helix Nebula cometary knots. O'DELL C.R., HENNEY W.J. and BURKERT A.
2000ApJ...531..928H 25 48 A new look at carbon abundances in planetary nebulae. IV. Implications for stellar nucleosynthesis. HENRY R.B.C., KWITTER K.B. and BATES J.A.
2000ApJ...535..823C 18 22 High-velocity collimated outflows in planetary nebulae: NGC 6337, He 2-186, and K4-47. CORRADI R.L.M., GONCALVES D.R., VILLAVER E., et al.
2000ApJ...540..442L 7 9 Extended X-ray emission from the planetary nebula BD +30°3639. LEAHY D.A., KWOK S. and YIN D.
2000ApJS..127..233B 2 2 13 X-ray emission from comets, cometary knots, and supernova remnants. BINGHAM R., KELLETT B.J., DAWSON J.M., et al.
2000ApJS..129..295G 81 38 ROSAT observations of X-ray emission from planetary nebulae. GUERRERO M.A., CHU Y.-H. and GRUENDL R.A.
2000MNRAS.312..585L 7 15 333 NGC 6153: a super-metal-rich planetary nebula?. LIU X.-W., STOREY P.J., BARLOW M.J., et al.
2000MNRAS.314..657C 1 7 32 The coronal line regions of planetary nebulae NGC 6302 and 6537: 3-13µm grating and echelle spectroscopy. CASASSUS S., ROCHE P.F. and BARLOW M.J.
2000Ap&SS.272..197D 6 2 The fine structures of planetary nebulae. DYSON J.E., HARTQUIST T.W., REDMAN M.P., et al.
2000Ap&SS.274..205P 36 3 Gas dynamics in planetary nebulae: from macro-structures to fliers. PERINOTTO M.
2000BASI...28..217P 11 3 Birth and early evolution of planetary nebulae. PARTHASARATHY M.
2000RMxAA..36....3C 102 16 Distances of galactic planetary nebulae based on a relationship between the central star mass and the N/O abundance. CAZETTA J.O. and MACIEL W.J.
2000AAS...197..602G 72 T                   2 ~ Chandra detects enigmatic point X-ray sources in the Cat's Eye and the
Helix Nebulae. 		GUERRERO M.A., GRUENDL R.A., CHU Y.-H., et al.
2000PASA...17..179B 42 1 Beauty and astrophysics. BESSELL M.S.
2001A&A...367..973N 27 35 Spectroscopic investigation of old planetaries. V. Distance scales. NAPIWOTZKI R.
2001A&A...374..599B         O           80 39 The distance scale of planetary nebulae. BENSBY T. and LUNDSTROEM I.
2001A&A...378..843K viz 14       D               2201 103 Version 2000 of the Catalogue of Galactic Planetary Nebulae. KOHOUTEK L.
2001AJ....122..308G 109 T K                 4 20 Variable hα line emission from the central star of the Helix Nebula. GRUENDL R.A., CHU Y.-H., O'DWYER I.J., et al.
2001AJ....122.2118B 1 31 130 Spectrophotometric standards from the far-ultraviolet to the near-infrared: STIS and NICMOS fluxes. BOHLIN R.C., DICKINSON M.E. and CALZETTI D.
2001ApJ...547..302G 50 94 Low-ionization structures in planetary nebulae: confronting models with observations. GONCALVES D.R., CORRADI R.L.M. and MAMPASO A.
2001ApJ...548..288L 108 T K                 24 32 Photoevaporating flows from the cometary knots in the Helix Nebula (
NGC 7293). 		LOPEZ-MARTIN L., RAGA A.C., MELLEMA G., et al.
2001ApJ...553L..55G 111 T K                 5 58 The enigmatic X-ray point sources at the central stars of NGC 6543 and
NGC 7293. 		GUERRERO M.A., CHU Y.-H., GRUENDL R.A., et al.
2001ApJ...558..145G 3 5 45 Spatially resolved O II recombination line observations of the ring nebula, NGC 6720. GARNETT D.R. and DINERSTEIN H.L.
2001ApJ...563..135M 4 8 112 Detection, photometry, and slitless radial velocities of 535 planetary nebulae in the flattened elliptical galaxy NGC 4697. MENDEZ R.H., RIFFESER A., KUDRITZKI R.-P., et al.
2001ApJ...563..875M 20 16 First detections of molecular gas associated with the Wolf-Rayet ring nebula NGC 3199. MARSTON A.P.
2001MNRAS.322..866P 16 1 The low-excitation structures of planetary nebulae. PHILLIPS J.P., CUESTA L. and ORTEGA V.
2001MNRAS.325..881A 109 T K                 5 17 Gas-phase models for the evolved planetary nebulae NGC 6781, M4-9 and NGC 7293. ALI A., SHALABIEA O.M., EL-NAWAWY M.S., et al.
2001MNRAS.326.1049L 1 9 28 Chemical abundances of planetary nebulae from optical recombination lines - II. The neon abundance of NGC 7009. LUO S.-G., LIU X.-W. and BARLOW M.J.
2001MNRAS.327..141L 3 17 156 Chemical abundances of planetary nebulae from optical recombination lines - III. The Galactic bulge PN M 1-42 and M 2-36. LIU X.-W., LUO S.-G., BARLOW M.J., et al.
2001MNRAS.328.1081S 1 3 13 Backflow in post-asymptotic giant branch stars. SOKER N.
2001PASP..113.1025T 274 7 Astrophysics in 2000. (Invited review). TRIMBLE V. and ASCHWANDEN M.J.
2001LAstr.115..172H 17 0 Les nebuleuses planetaires et leurs etoiles centrales. HUA C.-T. and MARTINIS J.
2001Ap&SS.277..393C 168 5 Gravity distances of planetary nebulae II. Aplication to a sample of galactic objects. CAZETTA J.O. and MACIEL W.J.
2001RMxAA..37..115K viz 14       D               1042 13 Optical coordinates of southern planetary nebulae. KIMESWENGER S.
2001RMxAC..10....1O 14 2 The Orion nebula: an elephant for the blind. O'DELL C.R.
2001RMxAC..10...57H 15 9 Ionized photoevaporation flows in H II regions and PNe. HENNEY W.J.
2002A&A...381L...9K         O           5 12 Proper motion of the central star of the Planetary Nebula Sh 2-68. KERBER F., GUGLIELMETTI F., MIGNANI R., et al.
2002A&A...384.1062T 27 11 The 3-D ionization structure of the planetary nebula NGC 6565. TURATTO M., CAPPELLARO E., RAGAZZONI R., et al.
2002A&A...385..205G 1         O           4 22 Morphology of planetary nebulae with binary cores. The effect of gravitational focusing by the companion to the mass-losing star. GAWRYSZCZAK A.J., MIKOLAJEWSKA J. and ROZYCZKA M.
2002A&A...386...97J viz 879 55 The Parkes quarter-Jansky flat-spectrum sample. I. Sample selection and source identifications. JACKSON C.A., WALL J.V., SHAVER P.A., et al.
2002A&A...387L...1G 2 5 30 Diffuse X-ray emission from the planetary nebula NGC 7009. GUERRERO M.A., GRUENDL R.A. and CHU Y.-H.
2002A&A...387.1074M 128 5 Gas temperature and excitation classes in planetary nebulae. MARTINS L.P. and VIEGAS S.M.
2002A&A...393..273H 1 4 15 Small scale structure in circumstellar envelopes and the origin of globules in planetary nebulae. HUGGINS P.J. and MAURON N.
2002AJ....123..346S 110 T K                 10 53 Large-scale extended emission around the
Helix nebula: dust, molecules, atoms, and ions. 		SPECK A.K., MEIXNER M., FONG D., et al.
2002AJ....123.3329O 37   K                 32 98 Knots in nearby planetary nebulae. O'DELL C.R., BALICK B., HAJIAN A.R., et al.
2002ApJ...570..245S 11 19 X-ray emission from central binary systems of planetary nebulae. SOKER N. and KASTNER J.H.
2002ApJ...572..326B 16 30 CO isotopes in planetary nebulae. BALSER D.S., McMULLIN J.P. and WILSON T.L.
2002ApJ...573L..55H 119 T K                 2 62 High-resolution CO and H2 molecular line imaging of a cometary globule in the
Helix nebula. 		HUGGINS P.J., FORVEILLE T., BACHILLER R., et al.
2002ApJ...574..179R 110 T K                 4 22 VLA observations of H I in the
Helix nebula (
NGC 7293). 		RODRIGUEZ L.F., GOSS W.M. and WILLIAMS R.
2002ApJ...576..832P 10 3 97 Hydrodynamic interaction of strong shocks with inhomogeneous media. I. Adiabatic case. POLUDNENKO A.Y., FRANK A. and BLACKMAN E.G.
2002ApJ...581.1225K 1 5 20 On the asymmetries of extended X-ray emission from planetary nebulae. KASTNER J.H., LI J., VRTILEK S.D., et al.
2002MNRAS.337..499Z 20 28 A spectroscopic study of the bipolar planetary nebula Mz 3. ZHANG Y. and LIU X.-W.
2002ARA&A..40..439B 4 43 583 Shapes and shaping of planetary nebulae. BALICK B. and FRANK A.
2002Ap&SS.279..171Z 10 11 Hydrogen-poor planetary nebulae. ZIJLSTRA A.A.
2002RMxAC..12..106R 12 1 Planetary nebulae results from the Infrared Space Observatory. RUBIN R.H., DUFOUR R.J., COLGAN S.W.J., et al.
2002RMxAC..12..163G 15 0 The nature of low-ionization microstructures in PNe. GONCALVES D.R., MAMPASO A. and CORRADI R.L.M.
2002RMxAC..13...49D 3 0 Hungry winds and jets. DYSON J.E., HARTQUIST T.W., REDMAN M.P., et al.
2003A&A...397..659J 16 23 The chemistry of compact planetary nebulae. JOSSELIN E. and BACHILLER R.
2003A&A...402..189W 1         O           7 39 The chemistry of protoplanetary nebulae. WOODS P.M., MILLAR T.J., HERBST E., et al.
2003A&A...404..545Z viz         O           14 17 Optical spectrum of the planetary nebula M2-24. ZHANG Y. and LIU X.-W.
2003A&A...405..189L 5 1 16 3D radiation hydrodynamics: Interacting photo-evaporating clumps. LIM A.J. and MELLEMA G.
2003A&A...408..813P 1 1 5 The thermal stability of mass-loaded flows. PITTARD J.M., HARTQUIST T.W. and ASHMORE I.
2003A&A...408.1029K viz 1323 48 Galactic Planetary Nebulae and their central stars. I. An accurate and homogeneous set of coordinates. KERBER F., MIGNANI R.P., GUGLIELMETTI F., et al.
2003AJ....125.2239O viz 98 29 Hard X-ray emission associated with white dwarfs. O'DWYER I.J., CHU Y.-H., GRUENDL R.A., et al.
2003ApJ...583..368S 1 7 30 On the luminosities and temperatures of extended X-ray emission from planetary nebulae. SOKER N. and KASTNER J.H.
2003ApJ...585..475H 25 3 Neutral carbon in post-asymptotic giant branch stars and planetary nebulae. HASEGAWA T.I. and KWOK S.
2003ApJ...591L..37K 2 9 54 A compact X-ray source and possible X-ray jets within the planetary nebula Menzel 3. KASTNER J.H., BALICK B., BLACKMAN E.G., et al.
2003ApJ...594..874S 5 12 The high-excitation planetary nebula NGC 246: optical and near-ultraviolet observations and two-dimensional numerical models. SZENTGYORGYI A., RAYMOND J., FRANCO J., et al.
2003ApJ...597L..53Y 3 2 A model for the formation of high-density clumps in proto-planetary nebulae. YOUNG P.A., HIGHBERGER J.L., ARNETT D., et al.
2003ApJS..146..407F 29 5 445 A full-sky Hα template for microwave foreground prediction. FINKBEINER D.P.
2003MNRAS.338L..13P 5 10 Spectropolarimetric search for hidden active galactic nuclei in four southern ultraluminous infrared galaxies. PERNECHELE C., BERTA S., MARCONI A., et al.
2003MNRAS.338..687T 1 31 148 Heavy elements in Galactic and Magellanic Cloud HII regions: recombination-line versus forbidden-line abundances. TSAMIS Y.G., BARLOW M.J., LIU X.-W., et al.
2003MNRAS.340..417C 59 141 Ionized haloes in planetary nebulae: new discoveries, literature compilation and basic statistical properties. CORRADI R.L.M., SCHOENBERNER D., STEFFEN M., et al.
2003MNRAS.344..501P 376 44 The relation between Zanstra temperature and morphology in planetary nebulae. PHILLIPS J.P.
2003MNRAS.345..186T 1 30 112 A deep survey of heavy element lines in planetary nebulae - I. Observations and forbidden-line densities, temperatures and abundances. TSAMIS Y.G., BARLOW M.J., LIU X.-W., et al.
2003MNRAS.345.1291R 37   K                 5 29 Chemistry and clumpiness in planetary nebulae. REDMAN M.P., VITI S., CAU P., et al.
2003PASP..115..170S 1 8 29 Molecular hydrogen in the Ring Nebula: clumpy photodissociation regions. SPECK A.K., MEIXNER M., JACOBY G.H., et al.
2003CoKon.103..129D 3 0 Stellar driven flows in multi-phase media. DYSON J.E.
2003IAUS..209..169W 16 14 Temperature scale and iron abundances of very hot central stars of planetary nebulae. WERNER K., DEETJEN J.L., DREIZLER S., et al.
2003IAUS..209..249H 13 3 Photochemistry and molecular formation in planetary nebulae. HASEGAWA T.I.
2003IAUS..209..271S 2 0 High resolution molecular hydrogen imaging of the Ring Nebula. SPECK A.K. and MEIXNER M.
2003IAUS..209..275W 73 T                   1 2 Molecular hydrogen emission from the cometary globules in the
Helix Nebula (
NGC 7293) 		WALSH J.R.
2003IAUS..209..277H 73 T                   1 0 High resolution CO imaging of a cometary globule in the
Helix Nebula. 		HUGGINS P.J., FORVEILLE T., BACHILLER R., et al.
2003IAUS..209..415C 23 4 X-ray and UV views of hot gas in planetary nebulae. CHU Y.-H., GUERRERO M.A. and GRUENDL R.A.
2003IAUS..209..425O 5 1 X-ray aureola of central stars. OSKINOVA L. and BROWN J.C.
2003IAUS..209..523D 73 T                   1 1 Fractal analysis of the
Helix Nebula (
NGC 7293) 		DATTA S.
2003RMxAC..15....1M 11 0 Candidates for ablated flows. MEABURN J. and REDMAN M.P.
2003RMxAC..15...29O 5 4 Knots in planetary nebulae. O'DELL C.R., BALICK B., HAJIAN A.R., et al.
2003RMxAC..15...50S 2 1 Percolating winds through a clumpy torus. STEFFEN W. and LOPEZ J.A.
2003RMxAC..15...62C 20 12 An inside-out view of bubbles. CHU Y.-H., GRUENDL R.A. and GUERRERO M.A.
2003RMxAC..15..184W 4 2 Ionization front instabilities. WILLIAMS R.J.R.
2004A&A...416..955S 16 23 The 3-D ionization structure and evolution of NGC 7009 (Saturn Nebula). SABBADIN F., TURATTO M., CAPPELLARO E., et al.
2004A&A...419..549L 1 4 18 The circumstellar environments of EP Aqr and Y CVn probed by the HI emission at 21 cm. LE BERTRE T. and GERARD E.
2004A&A...420..207K 37   K     O           5 14 Galactic orbits of Planetary Nebulae unveil thin and thick disk populations and cast light on interaction with the interstellar medium. KERBER F., MIGNANI R.P., PAULI E.-M., et al.
2004A&A...428..535M 58   K A   O           20 5 An optical absorption study of the Helix planetary nebula NaI and CaII lines, and a search for diffuse bands. MAURON N. and KENDALL T.R.
2004AJ....127..477C viz 67 14 Hard X-ray emission associated with white dwarfs. II. CHU Y.-H., GUERRERO M.A., GRUENDL R.A., et al.
2004AJ....127.2284H 85 133 Sulfur, chlorine, and argon abundances in planetary nebulae. IV. Synthesis and the sulfur anomaly. HENRY R.B.C., KWITTER K.B. and BALICK B.
2004AJ....128.2339O 112 T K                 6 42 Unraveling the
Helix nebula: its structure and knots. 		O'DELL C.R., McCULLOUGH P.R. and MEIXNER M.
2004ApJ...603..599C 39   K                 5 33 Anomalous radio emission from dust in the Helix. CASASSUS S., READHEAD A.C.S., PEARSON T.J., et al.
2004ApJ...605..784R 45 19 12C/13C ratio in planetary nebulae from the IUE archives. RUBIN R.H., FERLAND G.J., CHOLLET E.E., et al.
2004ApJS..150..343E viz 253 8 A uniform database of 2.2-16.5 µm spectra from the ISOCAM CVF spectrometer. ENGELKE C.W., KRAEMER K.E. and PRICE S.D.
2004ApJS..154..296H 1 9 44 Infrared array camera (IRAC) observations of planetary nebulae. HORA J.L., LATTER W.B., ALLEN L.E., et al.
2004MNRAS.348.1337W 12 1 37 A three-dimensional Monte Carlo photoionization code for modelling diffuse ionized gas. WOOD K., MATHIS J.S. and ERCOLANO B.
2004MNRAS.349..793P viz 135 45 A reanalysis of chemical abundances in galactic PNe and comparison with theoretical predictions. PERINOTTO M., MORBIDELLI L. and SCATARZI A.
2004MNRAS.351..935Z 52 59 Electron temperatures and densities of planetary nebulae determined from the nebular hydrogen recombination spectrum and temperature and density variations. ZHANG Y., LIU X.-W., WESSON R., et al.
2004AstL...30..451K 2 5 Instability of a thin photoevaporable circumstellar envelope. KRASNOBAEV K.V.
2004NewA....9..391P         O           74 8 The distances of Type I planetary nebulae. PHILLIPS J.P.
2005A&A...430L..69G 10 29 XMM-Newton detection of hot gas in the Eskimo Nebula: Shocked stellar wind or collimated outflows? GUERRERO M.A., CHU Y.-H., GRUENDL R.A., et al.
2005A&A...433..641W 1 18 62 Fluorine in extremely hot post-AGB stars: Evidence for nucleosynthesis. WERNER K., RAUCH T. and KRUK J.W.
2005A&A...433.1101W         O           10 24 Dust cloud formation in stellar environments. II. Two-dimensional models for structure formation around AGB stars. WOITKE P. and NICCOLINI G.
2005AJ....129..927R viz 60 18 Unresolved H-alpha enhancements at high galactic latitude in the WHAM sky survey maps. REYNOLDS R.J., CHAUDHARY V., MADSEN G.J., et al.
2005AJ....130..172O 112 T K                 4 24 A multi-instrument study of the
Helix nebula knots with the Hubble Space Telescope. 		O'DELL C.R., HENNEY W.J. and FERLAND G.J.
2005AJ....130.1784M 112 T K                 4 28 The multitude of molecular hydrogen knots in the
Helix nebula. 		MEIXNER M., McCULLOUGH P., HARTMAN J., et al.
2005ApJ...627..446C 15 21 G313.3+00.3: a new planetary nebula discovered by the Australia Telescope Compact Array and the Spitzer Space Telescope. COHEN M., GREEN A.J., ROBERTS M.S.E., et al.
2005ApJ...634L..25C 11 4 133 Echelle spectroscopy of a gamma-ray burst afterglow at z = 3.969: a new probe of the interstellar and intergalactic media in the young Universe. CHEN H.-W., PROCHASKA J.X., BLOOM J.S., et al.
2005ApJ...635L..33W 2 12 103 Dust around type Ia supernovae. WANG L.
2005ApJ...635..290T viz 13 28 Planetary nebulae and stellar kinematics in the flattened elliptical galaxy NGC 1344. TEODORESCU A.M., MENDEZ R.H., SAGLIA R.P., et al.
2005MNRAS.357..619P 54 14 The distances of highly evolved planetary nebulae. PHILLIPS J.P.
2005MNRAS.360..963M 111 T K                 7 37 The creation of the Helix planetary nebula (
NGC 7293) by multiple events. 		MEABURN J., BOUMIS P., LOPEZ J.A., et al.
2005MNRAS.361..283P 37 11 The mean properties of planetary nebulae as a function of Peimbert class. PHILLIPS J.P.
2005MNRAS.362.1286M 4 2 The kinematics of the large western knot in the halo of the young planetary nebula NGC 6543. MITCHELL D.L., BRYCE M., MEABURN J., et al.
2005MmSAI..76..449G 21 2 X-ray observations of hot gas in planetary nebulae. GUERRERO M.A., CHU Y.-H. and GRUENDL R.A.
2005RMxAA..41..109M 2 2 14 The global kinematics of the Dumbbell planetary nebula (NGC 6853, M 27, PN G060.8-03.6) MEABURN J., BOUMIS P., CHRISTOPOULOU P.E., et al.
2005ARep...49..390H viz 86 1 The chemical composition of galactic planetary nebulae with regard to inhomogeneity in the gas density in their envelopes. HOLOVATYY V.V. and HAVRILOVA N.V.
2005RMxAC..23....5O 73 T                   1 1 The 3-D structure of the
Helix Nebula. 		O'DELL C.R.
2005NewA...10..237Z 65 3 Some implications of the introduction of scattered starlight in the spectrum of reddened stars. ZAGURY F.
2006A&A...451..937S 37 10 The structure of planetary nebulae: theory vs. practice. SABBADIN F., TURATTO M., RAGAZZONI R., et al.
2006A&A...452..907R 4 6 79 Hybrid characteristics: 3D radiative transfer for parallel adaptive mesh refinement hydrodynamics. RIJKHORST E.-J., PLEWA T., DUBEY A., et al.
2006A&A...457..561D 112 T K                 3 15 The tails in the
Helix Nebula
NGC 7293. 		DYSON J.E., PITTARD J.M., MEABURN J., et al.
2006ApJ...639..951C 1 17 87 Morphological analysis of the centimeter-wave continuum in the dark cloud LDN 1622. CASASSUS S., CABRERA G.F., FORSTER F., et al.
2006ApJ...642..923C 114 T K                 1 10 The origin and physical properties of the cometary knots in
NGC 7293. 		CAPRIOTTI E.R. and KENDALL A.D.
2006ApJ...646L..61G 39   K                 3 19 The dynamical evolution of planetary nebulae after the fast wind. GARCIA-SEGURA G., LOPEZ J.A., STEFFEN W., et al.
2006ApJ...647..328D viz 179 34 An extended FUSE survey of diffuse O VI emission in the interstellar medium. DIXON W.V.D., SANKRIT R. and OTTE B.
2006ApJS..164..477N 41 1 123 On the hydrodynamic interaction of shock waves with interstellar clouds. II. The effect of smooth cloud boundaries on cloud destruction and cloud turbulence. NAKAMURA F., McKEE C.F., KLEIN R.I., et al.
2006MNRAS.368.1959L viz 2 11 86 Chemical abundances for Hf 2-2, a planetary nebula with the strongest-known heavy-element recombination lines. LIU X.-W., BARLOW M.J., ZHANG Y., et al.
2006AN....327..729S 1 2 11 The transparency of the universe limited by Ly-alpha clouds. SCHILD R.E. and DEKKER M.
1968XXET.........0. 88 ~ ???
1987XXIQ.........0. 50 ~ ???
1974XXFY.........0. 14 ~ ???
1971XXFQ.........0. 10 ~ ???
1971XXFM.........0. 2 ~ ???
2006ApJ...650..228U 3 2 22 Spitzer MIPS imaging of NGC 650: probing the history of mass loss on the asymptotic giant branch. UETA T.
2006ApJ...652..426H 38   K     O           13 39 Infrared observations of the
Helix planetary nebula. 		HORA J.L., LATTER W.B., SMITH H.A., et al.
2006MNRAS.372.1081F 30 29 Two new evolved bipolar planetary nebulae in the solar neighbourhood. FREW D.J., PARKER Q.A. and RUSSEIL D.
2006ApJ...652.1626F 38 44 Evolution of the circumstellar molecular envelope. I. A BIMA CO survey of evolved stars. FONG D., MEIXNER M., SUTTON E.C., et al.
2006RMxAA..42..203C 9 5 Shadows and photoevaporated flows from neutral clumps exposed to two ionizing sources. CERQUEIRA A.H., CANTO J., RAGA A.C., et al.
2006AJ....132.2566G 28 33 Circumstellar atomic hydrogen in evolved stars. GERARD E. and LE BERTRE T.
2007AJ....133..631H 16       D               1 25 86 Trigonometric parallaxes of central stars of planetary nebulae. HARRIS H.C., DAHN C.C., CANZIAN B., et al.
2007AJ....133..768L viz 33 70 Optical multicolor photometry of spectrophotometric standard stars. LANDOLT A.U. and UOMOTO A.K.
2007ApJ...657L..41S 47   K                 3 94 A debris disk around the central star of the Helix nebula? SU K.Y.L., CHU Y.-H., RIEKE G.H., et al.
2007A&A...466..317W 148     A D     X         5 28 22 Discovery of photospheric argon in very hot central stars of planetary nebulae and white dwarfs. WERNER K., RAUCH T. and KRUK J.W.
2007BaltA..16..126B 17 2 Molecules in (proto)planetary nebulae. BUJARRABAL V. and PARDO J.R.
2007AJ....133.2343O 40   K                 2 22 Determination of the physical conditions of the knots in the
Helix Nebula from optical and infrared observations. 		O'DELL C.R., HENNEY W.J. and FERLAND G.J.
2007ApJ...659.1291M 7 12 Molecular and atomic excitation stratification in the outflow of the planetary nebula M27. McCANDLISS S.R., FRANCE K., LUPU R.E., et al.
2007ApJ...661..845H 37           X         1 21 6 Central stars of planetary nebulae in the Magellanic clouds: a detailed spectroscopic analysis. HERALD J.E. and BIANCHI L.
2007ApJ...664.1088K 10 28 The discovery of a companion to the lowest mass white dwarf. KILIC M., BROWN W.R., ALLENDE PRIETO C., et al.
2007A&A...473..467S 111         O X C       2 22 29 The evolution of planetary nebulae. IV. On the physics of the luminosity function. SCHOENBERNER D., JACOB R., STEFFEN M., et al.
2007AJ....134.1679O 852       S   X         22 26 18 The three-dimensional ionization structure and evolution of NGC 6720, the Ring Nebula. O'DELL C.R., SABBADIN F. and HENNEY W.J.
2007ApJ...668..310R 1 3 17 The three-dimensional structure of a radiative, cosmic bullet flow. RAGA A.C., ESQUIVEL A., RIERA A., et al.
2007ApJ...669..343C 74           X         2 62 45 Spitzer IRAC observations of newly discovered planetary nebulae from the Macquarie-AAO-Strasbourg Hα planetary nebula project. COHEN M., PARKER Q.A., GREEN A.J., et al.
2007ApJ...669..363F 2 3 18 Small structures via thermal instability of partially ionized plasma. I. Condensation mode. FUKUE T. and KAMAYA H.
2007A&A...475..217Q viz 15       D               477 19 Bayesian posterior classification of planetary nebulae according to the Peimbert types. QUIREZA C., ROCHA-PINTO H.J. and MACIEL W.J.
2007ApJ...670..442H 3 6 The high-excitation planetary nebula NGC 246. II. FUSE and Chandra observations. HOOGERWERF R., SZENTGYORGYI A., RAYMOND J., et al.
2007MNSSA..66..216S 16 0 Aquarius, the watering can man. STREICHER M.
2007MNRAS.382.1139B 37           X         1 10 5 A search for CO+ in planetary nebulae. BELL T.A., WHYATT W., VITI S., et al.
2007ApJ...671..536C 37           X         1 29 10 NICMOS observations of shocked H2 in Orion. COLGAN S.W.J., SCHULTZ A.S.B., KAUFMAN M.J., et al.
2007ApJ...671L.137H 175   K A     X         5 1 17 Merged ionization/dissociation fronts in planetary nebulae. HENNEY W.J., WILLIAMS R.J.R., FERLAND G.J., et al.
2007MNRAS.382.1447M 653 T K A     X         17 4 16 VLT/near-infrared integral field spectrometer observations of molecular hydrogen lines in the knots of the planetary nebula

NGC 7293 (the Helix Nebula). 		MATSUURA M., SPECK A.K., SMITH M.D., et al.
2007MNRAS.382.1607C 274       D     X         8 54 24 A centimetre-wave excess over free-free emission in planetary nebulae. CASASSUS S., NYMAN L.-A., DICKINSON C., et al.
2007ApJS..173..682M 30       D               1 19 872 The calibration and data products of GALEX. MORRISSEY P., CONROW T., BARLOW T.A., et al.
2008MNRAS.383.1029P 74           X         2 36 35 Mid-infrared imaging of 18 planetary nebulae using the Spitzer Space Telescope. PHILLIPS J.P. and RAMOS-LARIOS G.
2008MNRAS.384..497M 880 T K A     X C F     21 6 13 Optical line profiles of the Helix planetary nebula (
NGC 7293) to large radii. 		MEABURN J., LOPEZ J.A. and RICHER M.G.
2008A&A...479..155K viz 52       D     X         2 283 9 Galactic planetary nebulae and their central stars. II. Proper motions. KERBER F., MIGNANI R.P., SMART R.L., et al.
2008MNRAS.386...22T 113           X         3 12 36 Integral field spectroscopy of planetary nebulae: mapping the line diagnostics and hydrogen-poor zones with VLT FLAMES. TSAMIS Y.G., WALSH J.R., PEQUIGNOT D., et al.
2008MNRAS.386..995P 37           X         1 28 26 A GLIMPSE of new and possible planetary nebulae at mid-infrared wavelengths. PHILLIPS J.P. and RAMOS-LARIOS G.
2008ApJ...679.1327D 37           X         1 16 26 Proto-planetary nebulae as explosions: bullets versus jets and nebular shaping. DENNIS T.J., CUNNINGHAM A.J., FRANK A., et al.
2008A&A...484..897K           X     *   1 217 6 New active galactic nuclei detected in ROSAT All Sky Survey galaxies. II. The complete dataset. KOLLATSCHNY W., KOTULLA R., PIETSCH W., et al.
2008MNRAS.387..845J 37           X         1 33 5 The incidence of mid-infrared excesses in G and K giants. JONES M.H.
2008BaltA..17..113S 3 0 Orbit of the spectroscopic binary HD107346 containing a very hot component. STRAIZYS V., SPERAUSKAS J. and BOYLE R.P.
2008ApJ...681..325M 74             C       1 11 18 Toward better simulations of planetary nebulae luminosity functions. MENDEZ R.H., TEODORESCU A.M., SCHONBERNER D., et al.
2008MNRAS.388.1775H 38           X         1 7 23 Radio source calibration for the Very Small Array and other cosmic microwave background instruments at around 30 GHz. HAFEZ Y.A., DAVIES R.D., DAVIS R.J., et al.
2008A&A...489.1141R 112           X         3 9 16 Line ratios from shocked cloudlets in planetary nebulae. RAGA A.C., RIERA A., MELLEMA G., et al.
2007Msngr.127...53T 7 4 Integral-field Spectroscopy of Galactic Planetary Nebulae with VLT FLAMES. TSAMIS Y.G., WALSH J.R., PEQUIGNOT D., et al.
2008MNRAS.390.1014R 37           X         1 26 18 The structures of MASH and MASH II planetary nebulae at mid-infrared wavelengths. RAMOS-LARIOS G. and PHILLIPS J.P.
2008ApJ...689..194S viz 15       D               1 560 126 The Magellanic cloud calibration of the Galactic planetary nebula distance scale. STANGHELLINI L., SHAW R.A. and VILLAVER E.
2008ApJ...689..219K 74           X         2 14 12 The true shapes of the Dumbbell and the Ring. KWOK S., CHONG S.-N., KONING N., et al.
2009AJ....137..367O 75           X         2 48 27 The three-dimensional dynamic structure of the inner Orion nebula. O'DELL C.R., HENNEY W.J., ABEL N.P., et al.
2008RMxAA..44..221M 37           X         1 16 2 Metallicity effects on the modified wind momentum of CSPN. MACIEL W.J., KELLER G.R. and COSTA R.D.D.
2009ApJ...691..228M viz 389       D     X C F     9 227 18 Kinematics of planetary nebulae in the outskirts of the elliptical galaxy NGC 4697. MENDEZ R.H., TEODORESCU A.M., KUDRITZKI R.-P., et al.
2009MNRAS.392..733M viz 15       D               1 449 37 Blind and non-blind source detection in WMAP 5-yr maps. MASSARDI M., LOPEZ-CANIEGO M., GONZALEZ-NUEVO J., et al.
2009MNRAS.392..964R 78           X         2 2 14 Multiple clump structures within photoionized regions. RAGA A.C., HENNEY W., VASCONCELOS J., et al.
2009AstL...35..167K 2 1 5 Acceleration of a spherical neutral shell produced by an ionization-shock front in an inhomogeneous interstellar medium. KOTOVA G.Y. and KRASNOBAEV K.V.
2009AJ....137.3815O 263           X         7 4 9 Tangential motions and spectroscopy within NGC 6720, the ring nebula. O'DELL C.R., HENNEY W.J. and SABBADIN F.
2009A&A...495..537U 127       D     X         4 11 6 The Σ-d relation for planetary nebulae. UROSEVIC D., VUKOTIC B., ARBUTINA B., et al.
2009A&A...497..649B 58           X         1 1 43 Smoothed particle hydrodynamics simulations of expanding HII regions. I. Numerical method and applications. BISBAS T.G., WUENSCH R., WHITWORTH A.P., et al.
2009MNRAS.394.1351P 76           X         2 13 50 The turbulent destruction of clouds - I. A k-ε treatment of turbulence in 2D models of adiabatic shock-cloud interactions. PITTARD J.M., FALLE S.A.E.G., HARTQUIST T.W., et al.
2009A&A...498..463P 37           X         1 96 14 Survey of planetary nebulae at 30 GHz with OCRA-p. PAZDERSKA B.M., GAWRONSKI M.P., FEILER R., et al.
2009ApJ...697.1138J viz 727       D     X C       19 126 6 Discovery, photometry, and kinematics of planetary nebulae in M 82. JOHNSON L.C., MENDEZ R.H. and TEODORESCU A.M.
2009PASP..121..316D 38           X         1 123 326 The origin and shaping of planetary nebulae: putting the binary hypothesis to the test. DE MARCO O.
2009ApJ...700..309B 38           X         1 76 224 Extragalactic chemical abundances: do H II regions and young stars tell the same story? the case of the spiral galaxy NGC 300. BRESOLIN F., GIEREN W., KUDRITZKI R.-P., et al.
2009ApJ...700..579R 2           X     *   1 12 48 Spitzer observations of the young core-collapse supernova remnant 1E0102-72.3: infrared ejecta emission and dust formation. RHO J., REACH W.T., TAPPE A., et al.
2009AJ....138..691C 262           X C       6 44 30 Spitzer 24 µm images of planetary nebulae. CHU Y.-H., GRUENDL R.A., GUERRERO M.A., et al.
2009A&A...500.1131L 487           X         13 10 2 CO and HI observations of an enigmatic interstellar cloud. LIBERT Y., GERARD E., LEBERTRE T., et al.
2009RMxAC..35...39T 150           X         4 18 0 Nebular kinematics of planetary nebulae as tests of possible differences of distribution of permitted and forbidden emission lines. TORRES-PEIMBERT S., ARRIETA A., GEORGIEV L., et al.
2008Msngr.132...37M 560 T         X C       13 1 2 SINFONI observations of comet-shaped knots in the planetary nebula
NGC 7293 (the
Helix Nebula). 		MATSUURA M., SPECK A., SMITH M., et al.
2009ApJ...700.1067M 711 T K A     X   F     17 2 56 A "Firework" of H2 knots in the planetary nebula
NGC 7293 (The Helix nebula). 		MATSUURA M., SPECK A.K., McHUNU B.M., et al.
2009ApJ...701..677S 37           X         1 10 15 Rotationally warm molecular hydrogen in the Orion Bar. SHAW G., FERLAND G.J., HENNEY W.J., et al.
2009ApJ...702..178Y viz 75             C       1 492 176 Star formation in the central 400 pc of the Milky Way: evidence for a population of massive young stellar objects. YUSEF-ZADEH F., HEWITT J.W., ARENDT R.G., et al.
2009RMxAA..45..179G 449     A D     X         13 4 0 Optical quantum entanglement in Astrophysics. GOMEZ J., PEIMBERT A. and ECHEVARRIA J.
2009ApJ...703L..18H 37           X         1 6 8 Shaping point- and mirror-symmetric protoplanetary nebulae by the orbital motion of the central binary system. HARO-CORZO S.A.R., VELAZQUEZ P.F., RAGA A.C., et al.
2009MNRAS.397L..69E 37           X         1 7 11 Can X-rays provide a solution to the abundance discrepancy problem in photoionized nebulae? ERCOLANO B.
2009ApJ...704L.108T 323     A     X C F     7 8 17 Molecular survival in evolved planetary nebulae: detection of H2CO, c-C3H2, and C2 H in the Helix. TENENBAUM E.D., MILAM S.N., WOOLF N.J., et al.
2009ApJ...706..252Z 75           X         2 78 12 Planetary nebulae detected in the Spitzer space telescope GLIMPSE II Legacy Survey. ZHANG Y. and KWOK S.
2009AJ....138.1969B 1049 T   A D     X C       27 17 29 Astrometry with the Hubble space telescope: trigonometric parallaxes of planetary nebula nuclei NGC 6853,
NGC 7293, Abell 31, and DeHt 5. 		BENEDICT G.F., McARTHUR B.E., NAPIWOTZKI R., et al.
2010ApJ...708...93K 75           X         2 20 10 Discovery of a multipolar structure with an equatorial disk in NGC 6072. KWOK S., CHONG S.-N., HSIA C.-H., et al.
2010ApJ...708..381S 77           X         2 10 48 The nova shell and evolution of the recurrent nova T Pyxidis. SCHAEFER B.E., PAGNOTTA A. and SHARA M.M.
2010ApJ...708..474L 76       S             1 10 29 A multiwavelength view of a mass outflow from the Galactic Center. LAW C.J.
2009MNRAS.398.2166G 37           X         1 23 9 Low-ionization pairs of knots in planetary nebulae: physical properties and excitation. GONCALVES D.R., MAMPASO A., CORRADI R.L.M., et al.
2010AJ....139.1242V viz 15       D               1 308 ~ The ALHAMBRA photometric system. VILLEGAS T.A., ALFARO E.J., CABRERA-CANO J., et al.
2010MNRAS.402..381M 378 T K       X   F     8 4 12 Flows along cometary tails in the helix planetary nebula
NGC 7293. 		MEABURN J. and BOUMIS P.
2010ApJS..187..149A viz 15       D               1 535 80 StarCAT: a catalog of space telescope imaging spectrograph ultraviolet echelle spectra of stars. AYRES T.R.
2010AJ....139.1542M viz 38           X         1 450 60 A catalog of MIPSGAL disk and ring sources. MIZUNO D.R., KRAEMER K.E., FLAGEY N., et al.
2010ApJ...714.1096S viz 15       D               2 787 137 The galactic structure and chemical evolution traced by the population of planetary nebulae. STANGHELLINI L. and HAYWOOD M.
2010ApJ...715.1036D 1006   K A S   X         26 4 37 Dusty disks around white dwarfs. I. Origin of debris disks. DONG R., WANG Y., LIN D.N.C., et al.
2010A&A...514A..54G 90       D     X         3 17 17 Disk evaporation in a planetary nebula. GESICKI K., ZIJLSTRA A.A., SZYSZKA C., et al.
2009BASI...37...23S 37           X         1 30 1 TAUVEX flight calibrations: Plans and challenges. SAFONOVA M., SHALIMA P. and MURTHY J.
2010ApJ...720..581G 15       D               2 88 57 Spectroscopic analysis of hot, hydrogen-rich white dwarfs: the presence of metals and the balmer-line problem. GIANNINAS A., BERGERON P., DUPUIS J., et al.
2010A&A...517A..95P 38           X         1 36 30 Planetary nebulae abundances and stellar evolution. II. POTTASCH S.R. and BERNARD-SALAS J.
2010ApJ...721..369T viz 618       D     X C       16 169 17 Planetary nebulae in the elliptical galaxy NGC 821: kinematics and distance determination. TEODORESCU A.M., MENDEZ R.H., BERNARDI F., et al.
2010AstL...36..479K 1 2 5 Numerical simulation of unstable two-dimensional motions of a circumstellar shell. KOTOVA G.Yu. and KRASNOBAEV K.V.
2010A&A...518L.137V 232           X         6 3 37 Herschel images of NGC 6720: H2 formation on dust grains. VAN HOOF P.A.M., VAN DE STEENE G.C., BARLOW M.J., et al.
2010ApJ...721.1820M 40           X         1 8 36 X-ray emission from the binary central stars of the planetary nebulae HFG 1, DS 1, and LoTr 5. MONTEZ R., DE MARCO O., KASTNER J.H., et al.
2010AJ....140.1414E 188           X C       4 17 18 The exotic eclipsing nucleus of the ring planetary nebula SuWt 2. EXTER K., BOND H.E., STASSUN K.G., et al.
2010AJ....140.1433B 731       D     X C       19 51 17 Hard X-ray emission associated with white dwarfs. III. BILIKOVA J., CHU Y.-H., GRUENDL R.A., et al.
2010ApJ...724..748H viz 53       D     X         2 146 111 Abundances of Galactic anticenter planetary nebulae and the oxygen abundance gradient in the Galactic disk. HENRY R.B.C., KWITTER K.B., JASKOT A.E., et al.
2010A&A...520L...5G 39           X         1 3 7 Photodissociation in proto-planetary nebulae. Hydrodynamical simulations and solutions for low-velocity multi-lobes. GARCIA-SEGURA G.
2010MNRAS.408..436L 38           X         1 11 9 Diffuse X-ray emissions from dynamic planetary nebulae. LOU Y.-Q. and ZHAI X.
2010ApJ...725L..97S 114           X         3 2 6 Possible stellar streams in the edge-on spiral NGC 891 discovered from kinematics of planetary nebulae. SHIH H.-Y. and MENDEZ R.H.
2010ApJ...725.1910S 151           X         4 9 7 Comparing shocks in planetary nebulae with the solar wind termination shock. SOKER N., RAHIN R., BEHAR E., et al.
2011A&A...525A..58G 76           X         2 145 36 IPHAS extinction distances to planetary nebulae. GIAMMANCO C., SALE S.E., CORRADI R.L.M., et al.
2010PASP..122..885S viz 15       D     X         1 3983 28 Accurate coordinates and 2MASS cross identifications for (almost) all Gliese catalog star. STAUFFER J., TANNER A.M., BRYDEN G., et al.
2010MNRAS.409.1631B 42           X         1 5 49 Post-main-sequence evolution of a star debris discs. BONSOR A. and WYATT M.
2011A&A...526A...6W viz 15       D               1 493 50 Central stars of planetary nebulae: new spectral classifications and catalogue. WEIDMANN W.A. and GAMEN R.
2011A&A...526A.162G 167       D     X         5 131 119 MESS (Mass-loss of Evolved StarS), a Herschel key program. GROENEWEGEN M.A.T., WAELKENS C., BARLOW M.J., et al.
2011AJ....141..104W 758   K A D S   X         20 15 5 Orbits of nearby planetary nebulae and their interaction with the interstellar medium. WU Z.-Y., MA J., ZHOU X., et al.
2011MNRAS.410.2257P viz 76           X         2 239 9 MIPSGAL 24 µm observations of Galactic planetary nebulae. PHILLIPS J.P. and MARQUEZ-LUGO R.A.
2011MNRAS.411L..41P 117   K       X         3 2 13 Tails of the unexpected: the interaction of an isothermal shell with a cloud. PITTARD J.M.
2011MNRAS.411.1453G 38           X         1 23 5 Integral field spectroscopy of H2 and CO emission in IRAS 18276-1431: evidence for ongoing post-AGB mass-loss. GLEDHILL T.M., FORDE K.P., LOWE K.T.E., et al.
2011AJ....141..134S viz 76           X         2 183 174 Young planetary nebulae: Hubble Space Telescope imaging and a new morphological classification system. SAHAI R., MORRIS M.R. and VILLAR G.G.
2011A&A...528A..74A 80           X         2 2 16 H2 infrared line emission from the ionized region of planetary nebulae. ALEMAN I. and GRUENWALD R.
2011MNRAS.413.1264M 39           X         1 28 63 ETHOS 1: a high-latitude planetary nebula with jets forged by a post-common-envelope binary central star. MISZALSKI B., CORRADI R.L.M., BOFFIN H.M.J., et al.
2011MNRAS.415..181F viz 77           X         2 12 34 Very deep spectroscopy of the bright Saturn nebula NGC 7009 – I. Observations and plasma diagnostics. FANG X. and LIU X.-W.
2011AJ....142...75C 546       D     X         15 81 27 Spitzer 24 µm survey for dust disks around hot white dwarfs. CHU Y.-H., SU K.Y.L., BILIKOVA J., et al.
2009RAA.....9..237S 165       D     X         5 12 6 H-alpha measurements using DEFPOS/RTT150 telescope : instrumentation and observations. SAHAN M., YEGINGIL I. and AKSAKER N.
2011A&A...531A.146W 114           X C       2 16 13 Iron abundance in the prototype PG1159 star, GW Vir pulsator PG 1159-035, and related objects. WERNER K., RAUCH T., KRUK J.W., et al.
2011ApJ...741....4F 38           X         1 26 12 Spitzer/InfraRed spectrograph investigation of MIPSGAL 24 µm compact bubbles. FLAGEY N., NORIEGA-CRESPO A., BILLOT N., et al.
2011MNRAS.416..790A 1690 T K A S   X C F     41 5 8 Modelling the warm H2 infrared emission of the helix nebula cometary knots. ALEMAN I., ZIJLSTRA A.A., MATSUURA M., et al.
2011AJ....142..191G 38           X         1 10 16 Wind structure and luminosity variations in the Wolf-Rayet/luminous blue variable HD 5980. GEORGIEV L., KOENIGSBERGER G., HILLIER D.J., et al.
2011ApJ...743...44C 40           X         1 9 41 The circumstellar environment of R Coronae Borealis: white dwarf merger or final-helium-shell flash? CLAYTON G.C., SUGERMAN B.E.K., STANFORD S.A., et al.
2011RMxAC..39...91P 38           X         1 13 0 Commentary on "Electron temperatures and densities in PNe" by Peimbert (1971). PENA M.
2011MNRAS.418L..35D 41           X         1 5 34 New constraints on the polarization of anomalous microwave emission in nearby molecular clouds. DICKINSON C., PEEL M. and VIDAL M.
2011ApJ...743..138G viz 15       D               1 1365 300 A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs. GIANNINAS A., BERGERON P. and RUIZ M.T.
2011MNRAS.416.2768S 38           X         1 57 42 White dwarfs in the UKIRT infrared deep sky survey large area survey: the substellar companion fraction. STEELE P.R., BURLEIGH M.R., DOBBIE P.D., et al.
2011RMxAC..40..196R 76           X         2 1 0 Observing faint nebulae and halos with small telescopes. RAMOS-LARIOS G.
2012MNRAS.419...39M 359       D     X C F     8 19 43 A barium central star binary in the type I diamond ring planetary nebula Abell 70. MISZALSKI B., BOFFIN H.M.J., FREW D.J., et al.
2012A&A...538A..54G viz 1           X     *   1 17 43 Analysis of chemical abundances in planetary nebulae with [WC] central stars. I. Line intensities and physical conditions. GARCIA-ROJAS J., PENA M., MORISSET C., et al.
2012MNRAS.420.2271J 39           X         1 12 32 The morphology and kinematics of the Fine Ring Nebula, planetary nebula Sp 1, and the shaping influence of its binary central star. JONES D., MITCHELL D.L., LLOYD M., et al.
2012ApJ...749...61H 76           X         2 38 32 The curious conundrum regarding sulfur abundances in planetary nebulae. HENRY R.B.C., SPECK A., KARAKAS A.I., et al.
2012AJ....143..121S viz 15       D           *   1 184 26 Ultraviolet properties of Galactic globular clusters with GALEX. I. The color-magnitude diagrams. SCHIAVON R.P., DALESSANDRO E., SOHN S.T., et al.
2012AJ....143..143S 138     A     X         4 5 18 GK Per (Nova Persei 1901): Hubble Space Telescope imagery and spectroscopy of the ejecta, and first spectrum of the jet-like feature. SHARA M.M., ZUREK D., DE MARCO O., et al.
2012ApJS..200....3B 740       D     X         20 103 30 Spitzer search for dust disks around central stars of planetary nebulae. BILIKOVA J., CHU Y.-H., GRUENDL R.A., et al.
2012ApJ...751..116V 40           X         1 2 8 Bubbles and knots in the kinematical structure of the bipolar planetary nebula NGC 2818. VAZQUEZ R.
2012MNRAS.423.1397D 76           X         2 35 19 The origin of hot white dwarf circumstellar features. DICKINSON N.J., BARSTOW M.A., WELSH B.Y., et al.
2012A&A...541A..98A viz 15       D               1 129 14 Interacting planetary nebulae. I. Classification and orientation. ALI A., SABIN L., SNAID S., et al.
2012A&A...541A.112K 154           X         4 8 16 Molecular chemistry and the missing mass problem in planetary nebulae. KIMURA R.K., GRUENWALD R. and ALEMAN I.
2012A&A...542A..64J 131       D   O X         4 11 27 Magnetic fields in central stars of planetary nebulae? JORDAN S., BAGNULO S., WERNER K., et al.
2010JBAA..120..245M 4 0 NGC 40 - an intriguing planetary nebula in Cepheus. MOORE S.L.
2010JBAA..120..317M 75 T                   5 0 NGC 7293 - the Helix nebula. MOORE S.L.
2012AJ....144...58K 359       D     X         10 41 102 The Chandra X-ray Survey of Planetary Nebulae (CHANPLANS): probing binarity, magnetic fields, and wind collisions. KASTNER J.H., MONTEZ R.Jr, BALICK B., et al.
2012ApJ...755...53Z 1167 T K A     X C       29 6 8 Discovery of a halo around the helix nebula
NGC 7293 in the WISE all-sky survey. 		ZHANG Y., HSIA C.-H. and KWOK S.
2012MNRAS.425.1091R 38           X         1 8 3 The structure of the planetary nebula NGC 2371 in the visible and mid-infrared. RAMOS-LARIOS G. and PHILLIPS J.P.
2012MNRAS.425.1992C 11           X     *   1 5 112 Detection of dark galaxies and circum-galactic filaments fluorescently illuminated by a quasar at z = 2.4. CANTALUPO S., LILLY S.J. and HAEHNELT M.G.
2012MNRAS.425.2212A 77           X         2 7 14 Numerical simulations of shocks encountering clumpy regions. ALUZAS R., PITTARD J.M., HARTQUIST T.W., et al.
2012MNRAS.425.2557G 76           X         2 54 10 A kinematic study of planetary nebulae in the dwarf irregular galaxy IC10. GONCALVES D.R., TEODORESCU A.M., ALVES-BRITO A., et al.
2012RPPh...75c6901S 38           X         1 27 27 The impact of recent advances in laboratory astrophysics on our understanding of the cosmos. SAVIN D.W., BRICKHOUSE N.S., COWAN J.J., et al.
2012ApJ...760..115C 76           X         2 37 10 Multipolar planetary nebulae: not as geometrically diversified as thought. CHONG S.-N., KWOK S., IMAI H., et al.
2013ApJ...763...60S 77           X         2 40 38 A sample of Seyfert-2 galaxies with ultraluminous galaxy-wide narrow-line regions: quasar light echoes? SCHIRMER M., DIAZ R., HOLHJEM K., et al.
2012MNRAS.427.2100B 77           X         1 1 79 3D-PDR: a new three-dimensional astrochemistry code for treating photodissociation regions. BISBAS T.G., BELL T.A., VITI S., et al.
2013A&A...549A...8B viz 16       D           *   1 43 89 Atmospheric extinction properties above Mauna Kea from the nearby SuperNova factory spectro-photometric data set. BUTON C., COPIN Y., ALDERING G., et al.
2013ApJ...765..112Z 755 T K A     X C       18 4 18 Chemical complexity in the helix nebula: multi-line observations of H2CO, HCO+, and CO. ZACK L.N. and ZIURYS L.M.
2013MNRAS.429..973M 230           X         6 14 15 On the relationship between the H2 emission and the physical structure of planetary nebulae. MARQUEZ-LUGO R.A., RAMOS-LARIOS G., GUERRERO M.A., et al.
2013MNRAS.428L..39M 41           X         1 5 34 A carbon dwarf wearing a Necklace: first proof of accretion in a post-common-envelope binary central star of a planetary nebula with jets. MISZALSKI B., BOFFIN H.M.J. and CORRADI R.L.M.
2013AJ....145...92O 1268       S   X         32 10 22 Studies of NGC 6720 with calibrated HST/WFC3 emission-line filter images. I. Structure and evolution. O'DELL C.R., FERLAND G.J., HENNEY W.J., et al.
2013A&A...551A..60W 38         O X         1 45 4 CV1 in the globular cluster M 22: confirming its nature through X-ray observations and optical spectroscopy. WEBB N.A. and SERVILLAT M.
2013MNRAS.431....2F viz 131       D     X         4 1350 76 A catalogue of integrated Hα fluxes for 1258 Galactic planetary nebulae. FREW D.J., BOJICIC I.S. and PARKER Q.A.
2013AJ....145..170O 155           X         4 4 10 Studies of NGC 6720 with calibrated HST/WFC3 emission-line filter images. III. Tangential motions using AstroDrizzle images. O'DELL C.R., FERLAND G.J., HENNEY W.J., et al.
2013ApJ...770L...5E 131       D     X         4 7 11 The remarkable molecular content of the Red Spider nebula (NGC 6537). EDWARDS J.L. and ZIURYS L.M.
2013A&A...553A.126G viz 131       D     X   F     3 73 35 Analysis of far-UV data of central stars of planetary nebulae: occurrence and variability of stellar winds. GUERRERO M.A. and DE MARCO O.
2013MNRAS.432.3186M viz 38           X         1 87 41 Symbiotic stars and other Hα emission-line stars towards the Galactic bulge. MISZALSKI B., MIKOLAJEWSKA J. and UDALSKI A.
2013ApJ...771..114P viz 15       D               2 100 15 The deceleration of nebular shells in evolved planetary nebulae. PEREYRA M., RICHER M.G. and LOPEZ J.A.
2013MNRAS.435.3462M 1636 T K A     X         42 5 6 The bow-shock and high-speed jet in the faint, 40 arcmin diameter, outer halo of the evolved Helix planetary nebula (
NGC 7293). 		MEABURN J., BOUMIS P. and AKRAS S.
2013A&A...557A.121G 92       D     X         3 110 18 Unveiling shocks in planetary nebulae. GUERRERO M.A., TOALA J.A., MEDINA J.J., et al.
2013ApJ...778...16Z viz 984 T K A S   X C       23 4 12 The Helix Nebula viewed in HCO+: large-scale mapping of the J = 1 ⟶ 0 transition. ZEIGLER N.R., ZACK L.N., WOOLF N.J., et al.
2013A&A...558A..78J 54       D     X         2 83 25 The evolution of planetary nebulae. VIII. True expansion rates and visibility times. JACOB R., SCHOENBERNER D. and STEFFEN M.
2013A&A...558A..93A 284       D     X C       7 37 4 Interacting planetary nebulae. II. Galactic population and interaction models. ALI A., ISMAIL H.A., SNAID S., et al.
2013MNRAS.436.2082T 192           X C F     3 17 17 Two rings but no fellowship: LoTr 1 and its relation to planetary nebulae possessing barium central stars. TYNDALL A.A., JONES D., BOFFIN H.M.J., et al.
2014ApJ...780...72E 139 T   A     X         3 22 11 Discovery of possible molecular counterparts to the infrared double Helix nebula in the Galactic Center. ENOKIYA R., TORII K., SCHULTHEIS M., et al.
2013A&A...560A...7V 154         O X         4 9 8 A Herschel study of NGC 650. VAN HOOF P.A.M., VAN DE STEENE G.C., EXTER K.M., et al.
2013A&A...560A..95V 77             C       1 22 24 Spatially extended OH+ emission from the Orion Bar and Ridge. VAN DER TAK F.F.S., NAGY Z., OSSENKOPF V., et al.
2014A&A...563A..43L 93       D     X         3 27 14 A search for magnetic fields on central stars in planetary nebulae. LEONE F., CORRADI R.L.M., MARTINEZ GONZALEZ M.J., et al.
2014A&A...563A..63H viz 77             C       1 13 6 Discovery of new low-excitation planetary nebulae. HSIA C.-H. and ZHANG Y.
2014MNRAS.439.3371W 49           X         1 3 63 Stochastic accretion of planetesimals on to white dwarfs: constraints on the mass distribution of accreted material from atmospheric pollution. WYATT M.C., FARIHI J., PRINGLE J.E., et al.
2014ApJ...786...90K 39           X         1 5 2 Model of the expansion of H II region RCW 82. KRASNOBAEV K.V., TAGIROVA R.R. and KOTOVA G.Yu.
2014ApJ...787...25H 77             C       1 31 8 Hubble Space Telescope observations and geometric models of compact multipolar planetary nebulae. HSIA C.-H., CHAU W., ZHANG Y., et al.
2014ApJ...787..111A 15       D               1 13 9 Upper limits to the magnetic field in central stars of planetary nebulae. ASENSIO RAMOS A., MARTINEZ GONZALEZ M.J., MANSO SAINZ R., et al.
2014AJ....147..142C 333     A     X C       8 41 16 Dusty disks around central stars of planetary nebulae. CLAYTON G.C., DE MARCO O., NORDHAUS J., et al.
2014MNRAS.440.1345F 15       D               1 67 29 The planetary nebula Abell 48 and its [WN] nucleus. FREW D.J., BOJICIC I.S., PARKER Q.A., et al.
2014A&A...565A..36U 39           X         1 14 25 The Herschel Planetary Nebula Survey (HerPlaNS). I. Data overview and analysis demonstration with NGC 6781. UETA T., LADJAL D., EXTER K.M., et al.
2014A&A...565A..87O 193         O X         5 9 8 Ionization structure of multiple-shell planetary nebulae. I. NGC 2438. OETTL S., KIMESWENGER S. and ZIJLSTRA A.A.
2014A&A...566A..78E 1493 T K A     X C       37 13 15 Herschel spectral mapping of the
Helix nebula (
NGC 7293). Extended CO photodissociation and OH+ emission. 		ETXALUZE M., CERNICHARO J., GOICOECHEA J.R., et al.
2014A&A...566A..79A 364       D   O X         10 22 22 Herschel Planetary Nebula Survey (HerPlaNS). First detection of OH+ in planetary nebulae. ALEMAN I., UETA T., LADJAL D., et al.
2014ApJ...791...79E 387           X         10 11 13 Millimeter observations of CS, HCO+, and CO toward five planetary nebulae: following molecular abundances with nebular age. EDWARDS J.L., COX E.G. and ZIURYS L.M.
2014A&A...568A..82F 39           X         1 22 5 Kinematic study of planetary nebulae in NGC 6822. FLORES-DURAN S.N., PENA M., HERNANDEZ-MARTINEZ L., et al.
2014A&A...569A..50C 39           X         1 14 7 VLT observations of the asymmetric Etched Hourglass Nebula, MyCn 18. CLYNE N., REDMAN M.P., LLOYD M., et al.
2014ApJ...794L..27E 54       D     X         2 6 11 Sulfur- and silicon-bearing molecules in planetary nebulae: the case of M2-48. EDWARDS J.L. and ZIURYS L.M.
2014ApJ...794...99F 39           X         1 37 36 The Chandra planetary nebula survey (CHANPLANS). II. X-ray emission from compact planetary nebulae. FREEMAN M., MONTEZ R.Jr, KASTNER J.H., et al.
2014AJ....148..108B 15       D               1 129 5 A technique to derive improved proper motions for Kepler Objects of Interest. BENEDICT G.F., TANNER A.M., CARGILE P.A., et al.
2014MNRAS.443.3486T 40           X         1 7 27 Formation and X-ray emission from hot bubbles in planetary nebulae - I. Hot bubble formation. TOALA J.A. and ARTHUR S.J.
2014ARep...58..692G 14 1 Evolution of planetary-nebula envelopes and determination of their distances. GOLOVATYI V.V. and DEMCHYNA A.V.
2014ApJ...797..100F 116           X         3 7 10 Expansion of hydrogen-poor knots in the born-again planetary nebulae A30 and A78. FANG X., GUERRERO M.A., MARQUEZ-LUGO R.A., et al.
2015A&A...573A...6P 273     A D     X C       7 22 10 Planck intermediate results. XVIII. The millimetre and sub-millimetre emission from planetary nebulae. PLANCK COLLABORATION, ARNAUD M., ATRIO-BARANDELA F., et al.
2015A&A...574A.134V 998 T K A     X C       24 5 4 Herschel imaging of the dust in the
Helix nebula (
NGC 7293). 		VAN DE STEENE G.C., VAN HOOF P.A.M., EXTER K.M., et al.
2015ApJ...800....8M 367       D S   X C       8 60 42 The Chandra planetary nebula survey (ChanPlaNS). III. X-ray emission from the central stars of planetary nebulae. MONTEZ R.Jr, KASTNER J.H., BALICK B., et al.
2015MNRAS.448..188S 219     A     X C       5 16 51 Evaporation and accretion of extrasolar comets following white dwarf kicks. STONE N., METZGER B.D. and LOEB A.
2015MNRAS.448.1584L 39           X         1 5 2 An optical investigation of the Dumbbell planetary nebula (M27, NGC 6583). LAGROIS D., JONCAS G., DRISSEN L., et al.
2015MNRAS.449.2980S 289       D     X         8 74 9 On the distances of planetary nebulae. SMITH H.
2015AstL...41..104K 3 ~ Two-dimensional perturbations of the accelerated motion of inhomogeneous gas layers and shells in the interstellar medium. KRASNOBAEV K.V., KOTOVA G.Yu. and TAGIROVA R.R.
2015ApJ...808..115M 118           X         3 7 21 High-resolution imaging of NGC 2346 with GSAOI/GeMS: disentangling the planetary nebula molecular structure to understand its origin and evolution. MANCHADO A., STANGHELLINI L., VILLAVER E., et al.
2015ApJ...809...32D 39           X         1 10 4 Analytical expressions for light curves of ordinary and superluminous Type Ia supernovae. DADO S. and DAR A.
2015AJ....150..108O viz 78           X         2 152 12 The nature and frequency of outflows from stars in the central Orion Nebula Cluster. O'DELL C.R., FERLAND G.J., HENNEY W.J., et al.
2015PASP..127..911B 157           X C       3 4 12 Data reduction with the MIKE spectrometer. BERNSTEIN R.M., BURLES S.M. and PROCHASKA J.X.
2015A&A...582A.102O 78           X         2 14 3 Detection of CI line emission from the detached CO shell of the AGB star R Sculptoris. OLOFSSON H., BERGMAN P. and LINDQVIST M.
2015A&A...583A.115B viz 16       D               2 802 62 The FORS1 catalogue of stellar magnetic field measurements. BAGNULO S., FOSSATI L., LANDSTREET J.D., et al.
2016ApJ...817..175S 275           X C       6 33 9 Hidden molecules in planetary nebulae: new detections of HCN and HCO+ from a multi-object survey. SCHMIDT D.R. and ZIURYS L.M.
2016MNRAS.455..930A 39           X         1 12 13 Low-ionization structures in planetary nebulae - I. Physical, kinematic and excitation properties. AKRAS S. and GONCALVES D.R.
2016MNRAS.455.1459F 212       D     X         6 285 170 The Hα surface brightness-radius relation: a robust statistical distance indicator for planetary nebulae. FREW D.J., PARKER Q.A. and BOJICIC I.S.
2016MNRAS.456L..89C 39           X         1 7 6 Polycyclic aromatic hydrocarbons and molecular hydrogen in oxygen-rich planetary nebulae: the case of NGC 6720. COX N.L.J., PILLERI P., BERNE O., et al.
2016A&A...589A..58E viz           X     *   3 85 36 High-resolution Imaging of Transiting Extrasolar Planetary systems (HITEP). I. Lucky imaging observations of 101 systems in the southern hemisphere. EVANS D.F., SOUTHWORTH J., MAXTED P.F.L., et al.
2016ApJ...825...16N 39           X         1 24 5 Wide field CO mapping in the region of IRAS 19312+1950. NAKASHIMA J.-I., LADEYSCHIKOV D.A., SOBOLEV A.M., et al.
2016A&A...591A..91P 39           X         1 12 11 Closer view of the IGR J11014-6103 outflows. PAVAN L., PUHLHOFER G., BORDAS P., et al.
2016A&A...591A.100F 39           X         1 1 1 Formation of H2-He substellar bodies in cold conditions. Gravitational stability of binary mixtures in a phase transition. FUGLISTALER A. and PFENNIGER D.
2016MNRAS.459..841M 1039   K   D S   X C F     24 24 5 Spitzer mid-infrared spectroscopic observations of planetary nebulae. MATA H., RAMOS-LARIOS G., GUERRERO M.A., et al.
2016ApJ...826..139B 118           X         3 11 6 The nucleus of the planetary nebula EGB 6 as a post-Mira binary. BOND H.E., CIARDULLO R., ESPLIN T.L., et al.
2016MNRAS.459.1415B viz 16       D               1 384 8 Remnant planetary systems around bright white dwarfs. BARBER S.D., BELARDI C., KILIC M., et al.
2016ARA&A..54...19M 44           X         1 7 80 The remnant of Supernova 1987A. McCRAY R. and FRANSSON C.
2017ApJ...835...79S 461     A     X C       11 35 4 New detections of HNC in planetary nebulae: evolution of the [HCN]/[HNC] ratio. SCHMIDT D.R. and ZIURYS L.M.
2017MNRAS.465.1289A 103     A     X         3 16 16 H2 in low-ionization structures of planetary nebulae. AKRAS S., GONCALVES D.R. and RAMOS-LARIOS G.
2017MNRAS.464.4835O 79           X         2 25 5 Structure and physical conditions in the Huygens region of the Orion nebula. O'DELL C.R., FERLAND G.J. and PEIMBERT M.
2017A&A...599A..41H 40           X         1 25 18 A mid-IR interferometric survey with MIDI/VLTI: resolving the second-generation protoplanetary disks around post-AGB binaries. HILLEN M., VAN WINCKEL H., MENU J., et al.
2016yCat....1.2035M viz 16       D               14271 ~ A Catalogue of Spectroscopically Identified White Dwarfs MCCOOK G.P. and SION E.M.
2017PASP..129e8007R 79           X         2 10 1 The aesthetics of astrophysics: how to make appealing color-composite images that convey the science. RECTOR T.A., LEVAY Z.G., FRATTARE L.M., et al.
2017ApJ...843...15W 159           X         4 13 18 Extreme radio-wave scattering associated with hot stars. WALKER M.A., TUNTSOV A.V., BIGNALL H., et al.
2017AstL...43..304B 24 2 Vertical distribution and kinematics of planetary nebulae in the Milky Way. BIBYLEV V.V. and BAJKOVA A.T.
2017PASP..129h2001P 119           X         3 43 80 Nebular spectroscopy: a guide on HII regions and planetary nebulae. PEIMBERT M., PEIMBERT A. and DELGADO-INGLADA G.
2017ApJS..231...22O 119           X         3 12 14 The Herschel Planetary Nebula Survey (HerPlaNS): a comprehensive dusty photoionization model of NGC6781. OTSUKA M., UETA T., VAN HOOF P.A.M., et al.
2017MNRAS.469.2750C 80           X         2 3 8 Polluting white dwarfs with perturbed exo-comets. CAIAZZO I. and HEYL J.S.
2017ApJ...850..123S 238           X C       5 31 2 New identifications of the CCH radical in planetary nebulae: a connection to C60? SCHMIDT D.R. and ZIURYS L.M.
2017MNRAS.471.4648V 16       D               2 148 9 The evolution of Galactic planetary nebula progenitors through the comparison of their nebular abundances with AGB yields. VENTURA P., STANGHELLINI L., DELL'AGLI F., et al.
2018ApJ...852...87D 40           X         1 6 4 Mapping excitation in the inner regions of the planetary nebula NGC 5189 using HST WFC3 imaging. DANEHKAR A., KAROVSKA M., MAKSYM W.P., et al.
2017MNRAS.472.4173R viz 16       D               1 2245 21 Multiband photometry and spectroscopy of an all-sky sample of bright white dwarfs. RADDI R., GENTILE FUSILLO N.P., PALA A.F., et al.
2018MNRAS.473..241H 16       D               6 38 12 On the production of He, C, and N by low- and intermediate-mass stars: a comparison of observed and model-predicted planetary nebula abundances. HENRY R.B.C., STEPHENSON B.G., MILLER BERTOLAMI M.M., et al.
2018MNRAS.475..932R 40           X         1 16 2 The interaction of the halo around the butterfly planetary nebula NGC 650-1 with the interstellar medium. RAMOS-LARIOS G., GUERRERO M.A., NIGOCHE-NETRO A., et al.
2018MNRAS.476.2209G 80           X         2 3 1 A comparison of shock-cloud and wind-cloud interactions: effect of increased cloud density contrast on cloud evolution. GOLDSMITH K.J.A. and PITTARD J.M.
2018ApJ...859...92F 81           X         2 19 19 Extended structures of planetary nebulae detected in H2 emission. FANG X., ZHANG Y., KWOK S., et al.
2018MNRAS.477.5422A 81           X         2 9 9 Modelling massive star feedback with Monte Carlo radiation hydrodynamics: photoionization and radiation pressure in a turbulent cloud. ALI A., HARRIES T.J. and DOUGLAS T.A.
2018MNRAS.478.1502P 562           X C       13 12 ~ OH+ emission from cometary knots in planetary nebulae. PRIESTLEY F.D. and BARLOW M.J.
2018ApJ...862...30D 41           X         1 5 7 Electron energy distributions in H II regions and planetary nebulae: κ-distributions do not apply. DRAINE B.T. and KREISCH C.D.
2017NewA...57....6S 95       D       C       2 42 8 The Gaia Data Release 1 parallaxes and the distance scale of Galactic planetary nebulae. STANGHELLINI L., BUCCIARELLI B., LATTANZI M.G., et al.
2018ApJ...864L..31S 1630 T K A S   X C       38 6 ~ Widespread CCH and c-C3H2 in the
Helix nebula: unraveling the chemical history of hydrocarbons. 		SCHMIDT D.R., ZACK L.N. and ZIURYS L.M.
2018MNRAS.473.1589G 80           X         2 2 1 Capture of free-floating planets by planetary systems. GOULINSKI N. and RIBAK E.N.
2018A&A...616L...2K viz 16       D               1 384 16 Planetary nebula distances in Gaia DR2. KIMESWENGER S. and BARRIA D.
2018MNRAS.480...75N 40           X         1 6 ~ Numerical simulations of wind-driven protoplanetary nebulae - I. near-infrared emission. NOVIKOV I.D. and SMITH M.D.
2018MNRAS.480.1626B 40           X         1 5 4 HST/WFPC2 imaging analysis and cloudy modelling of the multiple-shell planetary nebulae NGC 3242, NGC 6826, and NGC 7662. BARRIA D. and KIMESWENGER S.
2018ApJ...867..139V 40           X         1 4 ~ Interstellar matters: neutral hydrogen and the Galactic magnetic field. VERSCHUUR G.L., SCHMELZ J.T. and ASGARI-TARGHI M.
2018MNRAS.481.1609G 40           X         1 4 1 The character of the warm ionized medium. GEYER M. and WALKER M.A.
2018A&A...620A..84B 120           X C       2 10 1 Planetary nebula IC 5148 and its ionized halo. BARRIA D., KIMESWENGER S., KAUSCH W., et al.
2018A&A...620A.169W viz 120           X         3 16 6 An imaging spectroscopic survey of the planetary nebula NGC 7009 with MUSE. WALSH J.R., MONREAL-IBERO A., BARLOW M.J., et al.
2018Natur.564..378S 5 ~ Extreme 13C, 15N and 17O isotopic enrichment in the young planetary nebula K4-47. SCHMIDT D.R., WOOLF N.J., ZEGA T.J., et al.
2019A&A...621A..38G viz 16       D               1 39805 85 The population of hot subdwarf stars studied with Gaia. II. The Gaia DR2 catalogue of hot subluminous stars. GEIER S., RADDI R., GENTILE FUSILLO N.P., et al.
2019MNRAS.482.4570G viz 16       D               1 486646 296 A Gaia Data Release 2 catalogue of white dwarfs and a comparison with SDSS. GENTILE FUSILLO N.P., TREMBLAY P.-E., GANSICKE B.T., et al.
2019MNRAS.486.1853E 41           X         1 7 ~ Dust temperature and time-dependent effects in the chemistry of photodissociation regions. ESPLUGUES G., CAZAUX S., CASELLI P., et al.
2019A&A...625A.101B 585       D S   X C       13 20 ~ A new radio molecular line survey of planetary nebulae. HNC/HCN as a diagnostic of ultraviolet irradiation. BUBLITZ J., KASTNER J.H., SANTANDER-GARCIA M., et al.
2019MNRAS.487.1745W 41           X         1 2 ~ Using failed supernovae to constrain the Galactic r-process element production. WEHMEYER B., FROHLICH C., COTE B., et al.
2019ApJ...881...69W 24     A               1 4 ~ Cosmic snow clouds: self-gravitating gas spheres manifesting hydrogen condensation. WALKER M.A. and WARDLE M.J.
2019ApJ...881L..38S 203           X         5 8 ~ Exotic carbon chemistry in a planetary nebula: the unusual case of K4-47. SCHMIDT D.R. and ZIURYS L.M.
2019ApJ...882..171A 16       D               2 35 ~ Hunting young white dwarfs at the center of planetary nebulae. AHUMADA J.A., WEIDMANN W.A., MILLER BERTOLAMI M.M., et al.
2019ApJ...883..127N 41           X         1 5 3 Photoevaporation of molecular gas clumps illuminated by external massive stars: clump lifetimes and metallicity dependence. NAKATANI R. and YOSHIDA N.
2019A&A...630A.150G viz 16       D               2 203 ~ Properties of central stars of planetary nebulae with distances in Gaia DR2. GONZALEZ-SANTAMARIA I., MANTEIGA M., MANCHADO A., et al.
2019A&A...631A..95B 41           X         1 49 ~ Physical parameters of red supergiants in dwarf irregular galaxies in the Local Group. BRITAVSKIY N.E., BONANOS A.Z., HERRERO A., et al.
2019MNRAS.489.5365K 41           X         1 50 ~ The presence of interstellar scintillation in the 15 GHz interday variability of 1158 OVRO-monitored blazars. KOAY J.Y., JAUNCEY D.L., HOVATTA T., et al.
2019ApJ...886...33L viz 16       D               1 244 33 Mid-IR variability and dust reverberation mapping of low-z quasars. I. Data, methods, and basic results. LYU J., RIEKE G.H. and SMITH P.S.
2020MNRAS.492.2229K 41           X         1 2 ~ Interaction of an accelerating layer with a cloud: formation of tails and cumulative jets. KOTOVA G.Y. and KRASNOBAEV K.V.
2020MNRAS.491..758A 1218 T K A     X         29 6 ~ CO in the C1 globule of the
Helix nebula with ALMA. 		ANDRIANTSARALAZA M., ZIJLSTRA A. and AVISON A.
2020ApJ...889....2C 82           X         2 10 ~ Line formation of Raman-scattered He II λ 4851 in an expanding spherical H I shell in young planetary nebulae. CHOI B.-E., CHANG S.-J., LEE H.-G., et al.
2020ApJ...889...21S viz 16       D               3 430 13 The population of Galactic planetary nebulae: a study of distance scales and central stars based on the second Gaia release. STANGHELLINI L., BUCCIARELLI B., LATTANZI M.G., et al.
2020ApJS..247...25B viz 41           X         1 505 110 The SPTpol Extended Cluster Survey. BLEEM L.E., BOCQUET S., STALDER B., et al.
2020MNRAS.493.3800A 123           X         3 11 10 H2 emission in the low-ionization structures of the planetary nebulae NGC 7009 and NGC 6543. AKRAS S., GONCALVES D.R., RAMOS-LARIOS G., et al.
2020A&A...635A.128A 625     A D S   X C       14 13 113 Planetary nebulae seen with TESS: Discovery of new binary central star candidates from Cycle 1. ALLER A., LILLO-BOX J., JONES D., et al.
2020MNRAS.493..730M viz 16       D               1 267 ~ Infrared properties of planetary nebulae with [WR] and wels central stars. MUTHUMARIAPPAN C. and PARTHASARATHY M.
2020PASP..132c4203P 41           X         1 16 ~ Magnetic fields in circumstellar envelopes of evolved AGB stars. PASCOLI G.
2020A&A...638A.103C viz 16       D               1 1864 17 Searching for central stars of planetary nebulae in Gaia DR2. CHORNAY N. and WALTON N.A.
2020A&A...639A...1G 41           X         1 27 19 Molecular globules in the Veil bubble of Orion. IRAM 30 m 12CO, 13CO, and C18O (2-1) expanded maps of Orion A. GOICOECHEA J.R., PABST C.H.M., KABANOVIC S., et al.
2020MNRAS.497.2553K 395     A S   X C F     7 11 ~ Multimessenger observations of counterparts to IceCube-190331A. KRAUSS F., CALAMARI E., KEIVANI A., et al.
2020MNRAS.497.3180A 16       D               3 69 ~ The effect of the slit configuration on the H2 1-0 s(1) to Br γ line ratio of spatially resolved planetary nebulae. ALEMAN I.
2020MNRAS.497.3363G 41           X         1 8 ~ Bi-abundance photoionization models of planetary nebulae: determining the amount of oxygen in the metal-rich component. GOMEZ-LLANOS V. and MORISSET C.
2020A&A...640A..10W viz 16       D               1 629 28 Catalogue of the central stars of planetary nebulae. Expanded edition. WEIDMANN W.A., MARI M.B., SCHMIDT E.O., et al.
2020ApJ...900L..31Z 864     A D     X C       21 9 ~ Carbon isotope ratios in planetary nebulae: the unexpected enhancement of 13C. ZIURYS L.M., SCHMIDT D.R. and WOOLF N.J.
2020MNRAS.498..532R 313   K A S   X         7 1 ~ The collapse and expansion regimes of photoevaporated clumps. RAGA A.C., CANTO J., ESTRELLA-TRUJILLO D., et al.
2020A&A...641L...4O viz 41           X         1 8 ~ Extreme intra-hour variability of the radio source J1402+5347 discovered with Apertif. OOSTERLOO T.A., VEDANTHAM H.K., KUTKIN A.M., et al.
2021ApJ...907...51N 42           X         1 14 6 The first mid-infrared detection of HNC in the interstellar medium: probing the extreme environment toward the Orion hot core. NICKERSON S., RANGWALA N., COLGAN S.W.J., et al.
2021A&A...646A..66P 43           X         1 19 23 The Galactic center chimneys: the base of the multiphase outflow of the Milky Way. PONTI G., MORRIS M.R., CHURAZOV E., et al.
2020RAA....20..107H 41           X         1 19 ~ Discovery of extended structures around two evolved planetary nebulae M 2-55 and Abell 2. HSIA C.-H., ZHANG Y., ZHANG X.-L., et al.
2021MNRAS.502.3294W 42           X         1 13 12 ASKAP observations of multiple rapid scintillators reveal a degrees-long plasma filament. WANG Y., TUNTSOV A., MURPHY T., et al.
2021ApJ...910..119C 209           X         5 12 1 Hard X-ray emission associated with white dwarfs. IV. Signs of accretion from substellar companions. CHU Y.-H., TOALA J.A., GUERRERO M.A., et al.
2021A&A...649A.164L viz 560       D S   X C F     11 23 ~ Fast outflows in protoplanetary nebulae and young planetary nebulae observed by Herschel/HIFI. LORENZO M., TEYSSIER D., BUJARRABAL V., et al.
2020PASJ...72L..10T 41           X         1 10 ~ Where is the western part of the Galactic Center Lobe located really? TSUBOI M., TSUTSUMI T., KITAMURA Y., et al.
2021PASP..133i3002U 42           X         1 3 ~ Proper plasma analysis practice (PPAP), an integrated procedure of extinction correction and plasma diagnostics: a demo with an HST/WFC3 image set of NGC 6720. UETA T. and OTSUKA M.
2021ApJ...919..121H viz 42           X         1 136 3 Evidence for cold plasma in planetary nebulae from radio observations with the LOw Frequency ARray (LOFAR). HAJDUK M., HAVERKORN M., SHIMWELL T., et al.
2021MNRAS.508.3877G viz 17       D               1 451937 102 A catalogue of white dwarfs in Gaia EDR3. GENTILE FUSILLO N.P., TREMBLAY P.-E., CUKANOVAITE E., et al.
2021A&A...655A..17S viz 17       D               1 338578 3 The SPECFIND V3.0 catalog of radio continuum cross-identifications and spectra: Reaching lower frequencies. STEIN Y., VOLLMER B., BOCH T., et al.
2019ATel12627....1G 81           X         2 28 ~ MASTER optical analysys of IceCube 190331A alert. GRESS O., LIPUNOV V., GORBOVSKOY E., et al.
2021A&A...656A..51G viz 17       D               1 2511 14 Planetary nebulae in Gaia EDR3: Central star identification, properties, and binarity. GONZALEZ-SANTAMARIA I., MANTEIGA M., MANCHADO A., et al.
2021A&A...656A.110C viz 17       D               1 1878 22 One star, two star, red star, blue star: an updated planetary nebula central star distance catalogue from Gaia EDR3. CHORNAY N. and WALTON N.A.
2021A&A...656A.148R 17       D               1 72 ~ Mechanisms for gas-phase molecular formation of neutral formaldehyde (H2CO) in cold astrophysical regions. RAMAL-OLMEDO J.C., MENOR-SALVAN C.A. and FORTENBERRY R.C.
2022ApJ...924...50B 43           X         1 29 2 Supersonic expansion of the bipolar H II region Sh2-106: a 3500 year old explosion? BALLY J., CHIA Z., GINSBURG A., et al.
2022PASP..134b2001K 383           X C       8 138 25 Planetary nebulae: sources of enlightenment. KWITTER K.B. and HENRY R.B.C.
2022A&A...658A..17S viz 341     A D     X         9 121 8 The ionised and molecular mass of post-common-envelope planetary nebulae. The missing mass problem. SANTANDER-GARCIA M., JONES D., ALCOLEA J., et al.
2022MNRAS.511.2453P 17       D               1 818 ~ Taxonomy of protoplanetary discs observed with ALMA. PARKER R., WARD-THOMPSON D. and KIRK J.
2022ApJ...927...46S 553           X C       12 24 ~ HCN and HCO+ in Planetary Nebulae: The Next Level. SCHMIDT D.R., GOLD K.R., SINCLAIR A., et al.
2022ApJ...927..100K 43           X         1 8 7 Panchromatic HST/WFC3 Imaging Studies of Young, Rapidly Evolving Planetary Nebulae. I. NGC 6302. KASTNER J.H., MORAGA BAEZ P., BALICK B., et al.
2022A&A...659A.197B 1005   K A     X C       23 17 5 Sampling molecular gas in the Helix planetary nebula: Variation in HNC/HCN with UV flux. BUBLITZ J., KASTNER J.H., HILY-BLANT P., et al.
2022ApJ...929...74C 17       D               3 18 2 Kinematics and Feedback in H II Regions in the Dwarf Starburst Galaxy IC 10. COSENS M., WRIGHT S.A., MURRAY N., et al.
2022A&A...662A..40C viz 17       D               1 62976 9 The population of hot subdwarf stars studied with Gaia. IV. Catalogues of hot subluminous stars based on Gaia EDR3. CULPAN R., GEIER S., REINDL N., et al.
2022RAA....22h5013A viz 17       D               1 601 2 A New Statistical Distance Scale for Planetary Nebulae, Based on Gaia EDR3. ALI A., ALGARNI E., MINDIL A., et al.
2022ApJ...936..168B 17       D               2 27 ~ Do All Low-Mass Stars Undergo Extra Mixing Processes? BALSER D.S., WENGER T.V. and BANIA T.M.
2022ApJS..263....1R viz 17       D               1 52 5 Uniform Recalibration of Common Spectrophotometry Standard Stars onto the CALSPEC System Using the SuperNova Integral Field Spectrograph. RUBIN D., ALDERING G., ANTILOGUS P., et al.
2022ApJ...939..103R 85           X         2 8 ~ Recombination of Hot Ionized Nebulae: The Old Planetary Nebula around V4334 Sgr (Sakurai's Star). REICHEL M., KIMESWENGER S., VAN HOOF P.A.M., et al.
2022NatAs...6.1421D 214           X         5 6 6 The messy death of a multiple star system and the resulting planetary nebula as observed by JWST. DE MARCO O., AKASHI M., AKRAS S., et al.
2023AJ....165...22M 1942 T   A     X C       43 1 1 Evidence for the Disruption of a Planetary System During the Formation of the
Helix Nebula. 		MARSHALL J.P., ERTEL S., BIRTCIL E., et al.
2023A&A...669A.121Q 44           X         1 11 ~ Molecules in the peculiar age-defying source IRAS 19312+1950. QIU J.-J., ZHANG Y., NAKASHIMA J.-I., et al.
2023ApJ...943..110S 131           X         3 12 ~ The Binary and the Disk: The Beauty is Found within NGC3132 with JWST. SAHAI R., BUJARRABAL V., QUINTANA-LACACI G., et al.
2023ApJ...944..121W 87           X         2 2 ~ Inhomogeneous Enrichment of Radioactive Nuclei in the Galaxy: Deposition of Live 53Mn, 60Fe, 182Hf, and 244Pu into Deep-sea Archives. Surfing the Wave? WEHMEYER B., YAGUE LOPEZ A., COTE B., et al.
2023ApJ...945L...4F 44           X         1 13 3 Discovery of an Exceptional Optical Nebulosity in the Suspected Galactic SN Iax Remnant Pa 30 Linked to the Historical Guest Star of 1181 CE. FESEN R.A., SCHAEFER B.E. and PATCHICK D.
2023ApJ...949...74R viz 44           X         1 19 1 Infrared Ejecta and Cold Dust in the Young Supernova Remnant N132D. RHO J., RAVI A.P., SLAVIN J.D., et al.
2023ApJS..266...34G viz 17       D               48 1856 1 Catalog of Planetary Nebulae Detected by GALEX and Corollary Optical Surveys. GOMEZ-MUNOZ M.A., BIANCHI L. and MANCHADO A.
2023PASP..135f5001O 174             C F     2 7 1 The Large Array Survey Telescope-System Overview and Performances. OFEK E.O., BEN-AMI S., POLISHOOK D., et al.
2023MNRAS.525.1998M 44           X         1 37 ~ Low-ionization structures in planetary nebulae - III. The statistical analysis of physico-chemical parameters and excitation mechanisms. MARI M.B., AKRAS S. and GONCALVES D.R.
2023RAA....23i5024R viz 17       D               1 1755 ~ A Catalog and Statistical Analysis for Magnetic Stars. RUSTEM A., LU G.-L., LIU J.-Z., et al.
2024MNRAS.52710123R 224           X         5 18 ~ H2 molecular gas in the old planetary nebula NGC 3587. RAMOS-LARIOS G., GUERRERO M.A., TOALA J.A., et al.
2024MNRAS.528.3392W 582           X         13 8 ~ JWST observations of the Ring Nebula (NGC 6720): I. Imaging of the rings, globules, and arcs. WESSON R., MATSUURA M., ZIJLSTRA A.A., et al.
2024ApJ...966..230K 45           X         1 9 ~ MHD Simulation in Galactic Center Region with Radiative Cooling and Heating. KAKIUCHI K., SUZUKI T.K., INUTSUKA S.-I., et al.
2024A&A...686A..25D viz 63       D     X         2 401 ~ A 500 pc volume-limited sample of hot subluminous stars I. Space density, scale height, and population properties. DAWSON H., GEIER S., HEBER U., et al.
2024MNRAS.532..734V 45           X         1 6 ~ Modelling predicts a molecule-rich disc around the AGB star L2 Puppis. VAN DE SANDE M., WALSH C., DANILOVICH T., et al.
2024A&A...687A.123M viz 45           X         1 16 ~ Morphokinematical study of the planetary nebula Me2-1: Unveiling its point-symmetric and unusual physical structure. MIRANDA L.F., VAZQUEZ R., OLGUIN L., et al.
2024ApJ...972..130S 18       D               1 263 ~ Abundances of Planetary Nebulae and Evolved Stars: Iron and Sulfur Depletion, and Carbon and Nitrogen Enrichment, in Low- and Intermediate-mass Stellar Populations in the Milky Way. STANGHELLINI L., SMITH V.V., CUNHA K., et al.
2024ApJ...973L..11L 45           X         1 20 ~ The MIRI Exoplanets Orbiting White dwarfs (MEOW) Survey: Mid-infrared Excess Reveals a Giant Planet Candidate around a Nearby White Dwarf. LIMBACH M.A., VANDERBURG A., VENNER A., et al.
2024A&A...689A..14A 90           X         2 58 ~ Detection of the [C I] λ8727 emission line Low-ionization structures in NGC 7009. AKRAS S., MONTEIRO H., WALSH J.R., et al.
2024A&A...689A..70A viz 45           X         1 23 ~ [Fe II] 1.644 µm imaging survey of planetary nebulae with low-ionisation structures. AKRAS S., ALEMAN I., GONCALVES D.R., et al.
2024MNRAS.534.3498I 538 T K       X         11 8 ~ Novel constraints on companions to the
Helix nebula central star. 		ISKANDARLI L., FARIHI J., LOTHRINGER J.D., et al.
2024A&A...690A.190A 600       D     X         14 68 ~ Planetary nebulae seen with TESS: New and revisited short-period binary central star candidates from Cycles 1 to 4. ALLER A., LILLO-BOX J. and JONES D.
2024A&A...690A.264W viz 358           X         8 12 ~ Dissecting the planetary nebula NGC 4361 with MUSE. WALSH J.R., MONREAL IBERO A., LAGING J., et al.
2024A&A...691A.290F 421       D     X         10 38 ~ Spectral evolution of hot hybrid white dwarfs I. Spectral analysis. FILIZ S., WERNER K., RAUCH T., et al.
2024ApJ...976..196G 538           X         12 26 ~ Expanding the Inventory of Molecule-rich Planetary Nebulae: New Observations of M4-17, Hu 1-1, M1-59, and Na 2. GOLD K.R., SCHMIDT D.R. and ZIURYS L.M.
2024ApJS..275...34P viz 18       D               1 37 ~ A Comprehensive Catalog of UVIT Observations. I. Catalog Description and First Release of Source Catalog (UVIT DR1). PIRIDI S., KUMAR R., PANDEY D., et al.
2024A&A...692A..54G viz 63       D     X         2 209 ~ H I line observations of 290 evolved stars made with the Nançay Radio Telescope I. Data. GERARD E., VAN DRIEL W., MATTHEWS L.D., et al.
2025MNRAS.536.2477E 3947 T K A     X C       83 9 ~ Accretion onto
WD 2226-210, the central star of the
Helix Nebula. 		ESTRADA-DORADO S., GUERRERO M.A., TOALA J.A., et al.
2025ApJ...980..227C 19       D               2 102 ~ Periodic Variability of the Central Stars of Planetary Nebulae Surveyed through the Zwicky Transient Facility. CHEN P., FANG X., CHEN X., et al.
2025A&A...695A.244S 47           X         1 3 ~ Chemistry and ro-vibrational excitation of HeH+ in the Planetary Nebula NGC 7027. SIL M., FAURE A., WIESEMEYER H., et al.
2025NatAs...9..380B 47           X         1 9 ~ A swarm of dusty objects in orbit around the central star of planetary nebula WeSb 1. BUDAJ J., BERNHARD K., JONES D., et al.
2025AJ....169..236R 93           X         2 8 ~ JWST/MIRI Study of the Enigmatic Mid-infrared Rings in the Planetary Nebula NGC 1514. RESSLER M.E., ALLER A., JONES D., et al.
2025RAA....25b5023S 19       D               1 39 ~ Jets are the Most Robust Observable Ingredient of Common Envelope Evolution. SOKER N.
2025A&A...697A.227K 47           X         1 12 ~ Integral field spectroscopy of the planetary nebula NGC 3242 and the puzzling nature of its low-ionization structures. KONSTANTINOU L., AKRAS S., GARCIA-ROJAS J., et al.
2025MNRAS.541.1628B 47           X         1 6 ~ Dissecting NGC 3132: tracing the mass-loss history of the southern ring planetary nebula. BOUVIS K., AKRAS S., MONTEIRO H., et al.
2025AJ....170..129O 65       D     X         2 24 ~ FAST Search for Circumstellar Atomic Hydrogen. III. Planetary Nebulae at Galactic Latitudes ∣b∣ ≥ 10°. OUYANG X.-J., ZHANG Y., ZIJLSTRA A., et al.
2025ApJ...992...98S 93           X         2 16 ~ ALMA Observations of CO in Five Planetary Nebulae: Insights into Nebular Shaping. SCHMIDT D.R., GOLD K.R., LISZT H., et al.
2025MNRAS.543.3867G 47           X         1 6 ~ Planetary nebula evolution for single stellar models. The formation of neutral spikes. GARCIA-SEGURA G., MANCHADO A., TOALA J.A., et al.
2025ApJ...993...79K 93           X         2 15 ~ JWST/NIRCam Imaging of the Bipolar Planetary Nebula NGC 6537: The (Infra)red Spider, Revealed. KASTNER J.H., MORAGA BAEZ P., BALICK B., et al.
2026AJ....171...52K 50           X         1 43 ~ Sloan Digital Sky Survey. V. Pioneering Panoptic Spectroscopy. KOLLMEIER J.A., RIX H.-W., AERTS C., et al.
2025A&A...704A..59M 280           X C       5 20 ~ Low-ionization structures in planetary nebulae IV. The molecular hydrogen counterpart. MARI M.B., AKRAS S. and GONCALVES D.R.
2025A&A...704A.186G 19       D               1 151 ~ H I line observations of 151 evolved stars made with the Nançay Radio Telescope II. Analysis of the H I and H2 content of AGB star circumstellar envelopes. GERARD E., VAN DRIEL W., MATTHEWS L.D., et al.
2026ApJ...998....7M 50           X         1 11 ~ Probing the Molecular Hearts of Extreme Bipolar Planetary Nebulae with ALMA. MORAGA BAEZ P., KASTNER J.H., BUBLITZ J., et al.
2026A&A...706A.152F 20       D               1 35 ~ Spectral evolution of hot hybrid white dwarfs II. Photometry. FILIZ S., REINDL N., JONES D., et al.

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