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1987IAUS..121..349H - 121st Symposium of the IAU held in Byurakan, Armenia, USSR, June 3-7, 1986 Ed. by Khachikian E.Y., Fricke K.J., Melnick J., 121, 349-361 (1987)
Relationships between Seyfert galaxies, QSOs, and BL Lacs.
HUTCHINGS J.B.
Journal keyword(s):
Simbad objects: 9
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