Astrometric and photometric monitoring of GQ Lupi and its sub-stellar companion, Ralph Neuhäuser, Markus Mugrauer, Andreas Seifahrt, Tobias Schmidt, and Nikolaus Vogt, Astronomy and Astrophysics484, #1 (2008), pp. 281–291. doi:10.1051/0004-6361:20078493. Bibcode: 2008A&A...484..281N
Planet : GQ Lup b, Extrasolar Planets Encyclopaedia. Accessed on line June 13, 2008
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Astrometric and photometric monitoring of GQ Lupi and its sub-stellar companion, Ralph Neuhäuser, Markus Mugrauer, Andreas Seifahrt, Tobias Schmidt, and Nikolaus Vogt, Astronomy and Astrophysics484, #1 (2008), pp. 281–291. doi:10.1051/0004-6361:20078493. Bibcode: 2008A&A...484..281N