Lachaume, R.; Dominik, C.; Lanz, T.; Habing, H. J. (1999). "Age determinations of main-sequence stars: combining different methods". Astronomy and Astrophysics. Cilt 348. ss. 897-909. Bibcode:1999A&A...348..897L.KB1 bakım: Birden fazla ad: yazar listesi (link)