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1987ApJ...322..164Z - Astrophys. J., 322, 164-173 (1987/November-0)
Emission-line variability and the broad-line region of quasi-stellar objects. I. Time scales and photon densities.
ZHENG W., BURBIDGE E.M., SMITH H.E., COHEN R.D. and BRADLEY S.E.
Abstract (from CDS):
Abstract Copyright: ∼
Journal keyword(s): Quasars - Line Profiles
Simbad objects: 6
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