TY  - BOOK
AU  - Ulfbeck, O.
TI  - Quasars and active nuclei of  galaxies:proceedings of the Copenhagen   symposium on `active galactic nuclei', June 27-July 2, 1977 
U1  - 524.738(069) ULF 
PY  - 1978///
PB  - Royal Swedish
KW  - Galactic nuclei
KW  - Galaxies
ER  -