Richards, G., Croom, S., Anderson, S., Bland-Hawthorn, J., Boyle, B., Propris, R., . . . Strauss, M. (2005). The 2dF-SDSS LRG and QSO Survey: The z<2.1 Quasar Luminosity Function from 5645 Quasars to g=21.85.
Lua i Stíl Chicago (17ú heag.)Richards, G., et al. The 2dF-SDSS LRG and QSO Survey: The Z<2.1 Quasar Luminosity Function from 5645 Quasars to G=21.85. 2005.
Lua MLA (9ú heag.)Richards, G., et al. The 2dF-SDSS LRG and QSO Survey: The Z<2.1 Quasar Luminosity Function from 5645 Quasars to G=21.85. 2005.
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