Buchhave, L. A., & Lundkvist, M. S. (2016). A 1.9 Earth radius rocky planet and the discovery of a non-transiting planet in the Kepler-20 system. The astronomical journal, 152(6), . https://doi.org/10.3847/0004-6256/152/6/160
Chicago Style (17th ed.) CitationBuchhave, Lars A., and Mia S. Lundkvist. "A 1.9 Earth Radius Rocky Planet and the Discovery of a Non-transiting Planet in the Kepler-20 System." The Astronomical Journal 152, no. 6 (2016). https://doi.org/10.3847/0004-6256/152/6/160.
MLA (9th ed.) CitationBuchhave, Lars A., and Mia S. Lundkvist. "A 1.9 Earth Radius Rocky Planet and the Discovery of a Non-transiting Planet in the Kepler-20 System." The Astronomical Journal, vol. 152, no. 6, 2016, https://doi.org/10.3847/0004-6256/152/6/160.
Warning: These citations may not always be 100% accurate.