Mamajek, Eric E.; Hillenbrand, Lynne A. (November 2008). Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics. The Astrophysical Journal. 687 (2): 1264—1293. arXiv:0807.1686. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785.
Mamajek, Eric E.; Hillenbrand, Lynne A. (November 2008). Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics. The Astrophysical Journal. 687 (2): 1264—1293. arXiv:0807.1686. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785.
Mamajek, Eric E.; Hillenbrand, Lynne A. (November 2008). Improved Age Estimation for Solar-Type Dwarfs Using Activity-Rotation Diagnostics. The Astrophysical Journal. 687 (2): 1264—1293. arXiv:0807.1686. Bibcode:2008ApJ...687.1264M. doi:10.1086/591785.