Nieva, Maria-Fernanda; Przybilla, Norbert (2012). "Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models". Astronomy & Astrophysics. 539A: 143–63. arXiv:1203.5787. Bibcode:2012A&A...539A.143N. doi:10.1051/0004-6361/201118158. S2CID119206639.
"The Colour of Stars". Australia Telescope, Outreach and Education. Commonwealth Scientific and Industrial Research Organisation. December 21, 2004. Archived from the original on 2012-03-18. Retrieved 2012-01-16.
Crawford, D. L.; Barnes, J. V.; Golson, J. C. (December 1971). "Four-color, Hbeta, and UBV photometry for bright B-type stars in the northern hemisphere". Astronomical Journal. 76: 1058–1071. Bibcode:1971AJ.....76.1058C. doi:10.1086/111220.
Nieva, Maria-Fernanda; Przybilla, Norbert (2012). "Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models". Astronomy & Astrophysics. 539A: 143–63. arXiv:1203.5787. Bibcode:2012A&A...539A.143N. doi:10.1051/0004-6361/201118158. S2CID119206639.
Crawford, D. L.; Barnes, J. V.; Golson, J. C. (December 1971). "Four-color, Hbeta, and UBV photometry for bright B-type stars in the northern hemisphere". Astronomical Journal. 76: 1058–1071. Bibcode:1971AJ.....76.1058C. doi:10.1086/111220.
Samus, N. N.; Durlevich, O. V.; et al. (2009). "VizieR Online Data Catalog: General Catalogue of Variable Stars (Samus+ 2007-2013)". VizieR On-line Data Catalog: B/GCVS. Originally Published in: 2009yCat....102025S. 1. Bibcode:2009yCat....102025S.
Wilson, R. E. (1953). "General Catalogue of Stellar Radial Velocities". Washington. Carnegie Institute of Washington, D.C. Bibcode:1953GCRV..C......0W.
Lamers, H. J. G. L. M.; Harzevoort, J. M. A. G.; Schrijver, H.; Hoogerwerf, R.; Kudritzki, R. P. (1997). "The effect of rotation on the absolute visual magnitudes of OB stars measured with Hipparcos". Astronomy and Astrophysics. 325: L25. Bibcode:1997A&A...325L..25L.
Johnson, H. L. (1963). "Photometric Systems". Basic Astronomical Data: Stars and Stellar Systems: 204. Bibcode:1963bad..book..204J.
Krisciunas, K. (May 1994). "Further Photometry of alpha Ori and gamma Ori". Information Bulletin on Variable Stars. 4028: 1. Bibcode:1994IBVS.4028....1K.
Krisciunas, K. (May 1994). "Further Photometry of alpha Ori and gamma Ori". Information Bulletin on Variable Stars. 4028: 1. Bibcode:1994IBVS.4028....1K.
Nieva, Maria-Fernanda; Przybilla, Norbert (2012). "Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models". Astronomy & Astrophysics. 539A: 143–63. arXiv:1203.5787. Bibcode:2012A&A...539A.143N. doi:10.1051/0004-6361/201118158. S2CID119206639.
Nieva, Maria-Fernanda; Przybilla, Norbert (2012). "Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models". Astronomy & Astrophysics. 539A: 143–63. arXiv:1203.5787. Bibcode:2012A&A...539A.143N. doi:10.1051/0004-6361/201118158. S2CID119206639.
"The Colour of Stars". Australia Telescope, Outreach and Education. Commonwealth Scientific and Industrial Research Organisation. December 21, 2004. Archived from the original on 2012-03-18. Retrieved 2012-01-16.