Hazard, C.
Active galactic nuclel: based on the proceedings of a NATO Advanced Study Institute held at the Institute of Astronomy, University of Cambridge, August, 1977 / C. Hazard - London : Cambridge University Press, 1979. - vi, 317p.
Galaxy : Proceedings
Nuclear Astrophysics : Proceedings
523.11206
Active galactic nuclel: based on the proceedings of a NATO Advanced Study Institute held at the Institute of Astronomy, University of Cambridge, August, 1977 / C. Hazard - London : Cambridge University Press, 1979. - vi, 317p.
Galaxy : Proceedings
Nuclear Astrophysics : Proceedings
523.11206