Quasar main sequence: A line or a plane
Wildy, Conor, Czerny, Bożena, Panda, SwayamtruptaVolume:
632
Journal:
Astronomy & Astrophysics
DOI:
10.1051/0004-6361/201935620
Date:
December, 2019
File:
PDF, 563 KB
2019