ケプラー68
↑ Høg, E. (2000). “The Tycho-2 catalogue of the 2.5 million brightest stars”. Astronomy and Astrophysics 355: L27–L30. Bibcode: 2000A&A...355L..27H.
1 2 3 4 Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051。 Gaia DR2 record for this source at VizieR.
1 2 3 4 5 “The Extrasolar Planet Encyclopaedia — Kepler-68 b”. 太陽系外惑星エンサイクロペディア. 2020年1月30日閲覧。
1 2 "Kepler-68". SIMBAD.