A luminous quasar at a redshift of z = 7.085 by Daniel J. Mortlock and collaborators (2011)

Original spectroscopic discovery report for the high-redshift quasar and its inferred massive black hole. Published in Nature474,616–619. Primary preprint: arxiv.org/abs/1106.6088 . Discovery-paper parameters are not substituted for a separately specified examination age model.