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Sabine Reffert, Christoph Bergmann, Andreas Quirrenbach, Trifon Trifonov, Andreas Künstler: Precise radial velocities of giant stars. VII. Occurrence rate of giant extrasolar planets as a function of mass and metallicity. In: Astronomy and Astrophysics. Band574, 1. Februar 2015, ISSN0004-6361, S.A116, doi:10.1051/0004-6361/201322360.
P. P. Eggleton, A. A. Tokovinin: A catalogue of multiplicity among bright stellar systems. In: Monthly Notices of the Royal Astronomical Society. Band389, Nr.2, 11. September 2008, ISSN0035-8711, S.869–879, doi:10.1111/j.1365-2966.2008.13596.x.
Alessandro Massarotti, David W. Latham, Robert P. Stefanik, Jeffrey Fogel: Rotational and Radial Velocities for a Sample of 761 HIPPARCOS Giants and the Role of Binarity. In: The Astronomical Journal. Band135, Nr.1, Dezember 2007, ISSN1538-3881, S.209–231, doi:10.1088/0004-6256/135/1/209.
Sabine Reffert, Christoph Bergmann, Andreas Quirrenbach, Trifon Trifonov, Andreas Künstler: Precise radial velocities of giant stars. VII. Occurrence rate of giant extrasolar planets as a function of mass and metallicity. In: Astronomy and Astrophysics. Band574, 1. Februar 2015, ISSN0004-6361, S.A116, doi:10.1051/0004-6361/201322360.
P. P. Eggleton, A. A. Tokovinin: A catalogue of multiplicity among bright stellar systems. In: Monthly Notices of the Royal Astronomical Society. Band389, Nr.2, 11. September 2008, ISSN0035-8711, S.869–879, doi:10.1111/j.1365-2966.2008.13596.x.