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1994ApJ...435L..79D - Astrophys. J., 435, L79-L82 (1994/November-2)
Deep imaging of the double quasar QSO 0957+561: new constraints on H0.
DAHLE H., MADDOX S.J. and LILJE P.B.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Cosmology: Distance Scale - Cosmology: Gravitational Lensing
Simbad objects: 5
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