Mamajek, Eric E.; Hillenbrand, Lynne A. Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics. The Astrophysical Journal. November 2008, 687 (2): 1264–1293. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785.
See, Thomas Jefferson Jackson. Researches on the Orbit of F.70 Ophiuchi, and on a Periodic Perturbation in the Motion of the System Arising from the Action of an Unseen Body. The Astronomical Journal. 1896, 16: 17. doi:10.1086/102368.
Mamajek, Eric E.; Hillenbrand, Lynne A. Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics. The Astrophysical Journal. November 2008, 687 (2): 1264–1293. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785.
Heintz, W.D. The Binary Star 70 Ophiuchi Revisited. Journal of the Royal Astronomical Society of Canada. June 1988, 82 (3) [2007-08-27]. (原始内容存档于2018-08-09).
Heintz, W.D. The Binary Star 70 Ophiuchi Revisited. Journal of the Royal Astronomical Society of Canada. June 1988, 82 (3) [2007-08-27]. (原始内容存档于2018-08-09).