Ultraviolet spectra of QSOs, BL Lacertae objects, and Seyfert galaxies

• 1 February 1993
• journal article
• Published by American Astronomical Society in The Astrophysical Journal Supplement Series
• Vol. 84, 109-184
• https://doi.org/10.1086/191749

Abstract

Keywords

• ASTRONOMICAL SPECTROSCOPY
• ABSORPTION SPECTRA
• QUASARS
• RED SHIFT