McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012-11), “Fundamental parameters and infrared excesses of Hipparcos stars”, Monthly Notices of the Royal Astronomical Society427 (1): 343-357, Bibcode: 2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x
McDonald, I.; Zijlstra, A. A.; Boyer, M. L. (2012-11), “Fundamental parameters and infrared excesses of Hipparcos stars”, Monthly Notices of the Royal Astronomical Society427 (1): 343-357, Bibcode: 2012MNRAS.427..343M, doi:10.1111/j.1365-2966.2012.21873.x