[RD67] DR 21 C , the SIMBAD biblio

1967ApJ...148L..17R - Astrophys. J., 148, L17-L21 (1967)

High-resolution radio observations of an intense HII region in Cygnus X.

RYLE M. and DOWNES D.

Journal keyword(s):

Nomenclature: [RD67] DR 21 A (Nos A-C).

Simbad objects: 5

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