Включает:   Ginzburg V.L. ,     Ozernoy L.M. On the nature of quasars and active galactic nuclei [An extended version of the paper read at the Joint Meeting of the Commissions 40 and 48 at the XVI General assembly of the IAU (Grenoble, August 27, 1976). Submitted to Astrophysics and space... Copyright © БЕН РАН.