Broad-line Balmer decrements in blue active galactic nuclei - Dong, Xiaobo; Wang, Tinggui; Wang, Jianguo; Yuan, Weimin; Zhou, Hongyan; Dai, Haifeng; Zhang, Kai (Monthly notices of the Royal Astronomical Society, 2008)
Keywords: Astronomy; quasars: emission lines; quasars: general; Red shift; Spectrum analysis; Stars & galaxies; quasars: emission lines; quasars: general