Lafrenière, David; Jayawardhana, Ray; van Kerkwijk, Marten H. (2008). Direct Imaging and Spectroscopy of a Planetary-Mass Candidate Companion to a Young Solar Analog. The Astrophysical Journal. 689 (2): L153. arXiv:0809.1424. Bibcode:2008ApJ...689L.153L. doi:10.1086/595870.
Lafrenière, David; Jayawardhana, Ray; van Kerkwijk, Marten H. (2008). Direct Imaging and Spectroscopy of a Planetary-Mass Candidate Companion to a Young Solar Analog. The Astrophysical Journal. 689 (2): L153. arXiv:0809.1424. Bibcode:2008ApJ...689L.153L. doi:10.1086/595870.
Lafrenière, David; Jayawardhana, Ray; van Kerkwijk, Marten H. (2008). Direct Imaging and Spectroscopy of a Planetary-Mass Candidate Companion to a Young Solar Analog. The Astrophysical Journal. 689 (2): L153. arXiv:0809.1424. Bibcode:2008ApJ...689L.153L. doi:10.1086/595870.