Spectral Dependence of the Broad Emission Line Region in
Active Galactic Nuclei
THE ASTROPHYSICAL JOURNAL, 490:L131L134, 1997
AMRI WANDEL
Radius-Luminosity and Mass-Luminosity relationship for AGN
1991ApJ...370L..61K
Koratkal & Gaskell
Spectral Dependence of the Broad Emission-Line Region in AGN
astro-ph/9808293
Amri Wandel