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A possible close supermassive black-hole binary in a quasar with optical periodicity

M. J. Graham, S. G. Djorgovski, Daniel Stern, Eilat Glikman, A. J. Drake, A. Mahabal, C. Donalek, Steve Larson, E. Christensen

Nature · 2015 · 362 citations · 63 references

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63

The Two Micron All Sky Survey (2MASS)

Michael F. Skrutskie, R. M. Cutri, R. Stiening et al. · The Astronomical Journal · 2006 · 12.2K citations · Full text

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NINE-YEAR <i>WILKINSON MICROWAVE ANISOTROPY PROBE</i> ( <i>WMAP</i> ) OBSERVATIONS: COSMOLOGICAL PARAMETER RESULTS

The Astrophysical Journal Supplement Series · 2013 · 5.1K citations · Full text

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Nine-Year Wilkinson Microwave Anisotropy Probe (WMAP) Observations: Cosmological Parameter Results

NASA STI Repository (National Aeronautics and Space Administration) · 2016 · 2.7K citations · Full text

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The Keck Low-Resolution Imaging Spectrometer

J. B. Oke, Judy Cohen, M. Carr et al. · Publications of the Astronomical Society of the Pacific · 1995 · 2.1K citations · Full text

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A CATALOG OF QUASAR PROPERTIES FROM SLOAN DIGITAL SKY SURVEY DATA RELEASE 7

Yue Shen, Gordon T. Richards, Michael A. Strauss et al. · The Astrophysical Journal Supplement Series · 2011 · 1.5K citations · Full text

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