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Johnson, John Asher; et al. (2010). „The California Planet Survey II. A Saturn-Mass Planet Orbiting the M Dwarf Gl649“. The Publications of the Astronomical Society of the Pacific. 122 (888): 149–155. arXiv:0912.2730. Bibcode:2010PASP..122..149J. doi:10.1086/651007.
Johnson, John Asher; et al. (2010). „The California Planet Survey II. A Saturn-Mass Planet Orbiting the M Dwarf Gl649“. The Publications of the Astronomical Society of the Pacific. 122 (888): 149–155. arXiv:0912.2730. Bibcode:2010PASP..122..149J. doi:10.1086/651007.
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„Gliese 649 b“. Open Exoplanet Catalogue. Nuoroda tikrinta 2020-04-07.