Variability of active galaxies proceedings of a workshop of the Sonderforschungsbereich 328, held at Heidelberg, Germany, 3-5 September 1990
W. J Duschl 1958- (Wolfgang J.); S. J Wagner 1961- (Stefan J.); M Camenzind 1944- (Max); Sonderforschungsbereich 328
Berlin Springer-Verlag New York c1991
Localização: IF - Instituto de Física (MS LNP v.377 )(Acessar)