APA (7th ed.) Citation

Hopkins, P. F., & Springel, V. (2005). Luminosity-dependent quasar lifetimes: A new interpretation of the quasar luminosity function. Arxiv.

Chicago Style (17th ed.) Citation

Hopkins, Philip F., and Volker Springel. "Luminosity-dependent Quasar Lifetimes: A New Interpretation of the Quasar Luminosity Function." Arxiv 2005.

MLA (9th ed.) Citation

Hopkins, Philip F., and Volker Springel. "Luminosity-dependent Quasar Lifetimes: A New Interpretation of the Quasar Luminosity Function." Arxiv, 2005.