Gondhalekar, P. M.
Emission lines in active galactic nuclei :27-29 May 1987 - Rutherford Appleton Laboratory ; 1987.
Galactic nuclei
524.738-62(069) GON
Emission lines in active galactic nuclei :27-29 May 1987 - Rutherford Appleton Laboratory ; 1987.
Galactic nuclei
524.738-62(069) GON