Citation: Hm. Tovmassian, On the relative number of Seyfert 1 and Seyfert 2 galaxies and the openingangle of dust torus, ASTRON NACH, 322(2), 2001, pp. 87-91
Authors:
Stepanian, JA
Chavushyan, VH
Carrasco, L
Tovmassian, HM
Erastova, LK
Citation: Ja. Stepanian et al., Spectroscopy of stellar-like objects contained in the Second Byurakan Survey. I., PUB AST S P, 111(763), 1999, pp. 1099-1114