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Moravveji, Ehsan; Guinan, Edward F.; Shultz, Matt; Williamson, Michael H.; Moya, Andres (martie 2012), „Asteroseismology of the nearby SN-II Progenitor: Rigel. Part I. The MOST High-precision Photometry and Radial Velocity Monitoring”, The Astrophysical Journal, 747 (1): 108–115, arXiv:1201.0843, Bibcode:2012ApJ...747..108M, doi:10.1088/0004-637X/747/2/108
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Guinan, E. F.; Eaton, J. A.; Wasatonic, R.; Stewart, H.; Engle, S. G.; McCook, G. P. (). „Times-Series Photometry & Spectroscopy of the Bright Blue Supergiant Rigel: Probing the Atmosphere and Interior of a SN II Progenitor”. Proceedings of the International Astronomical Union. 5: 359. Bibcode:2010HiA....15..359G. doi:10.1017/S1743921310009798.
Moravveji, Ehsan; Guinan, Edward F.; Shultz, Matt; Williamson, Michael H.; Moya, Andres (martie 2012), „Asteroseismology of the nearby SN-II Progenitor: Rigel. Part I. The MOST High-precision Photometry and Radial Velocity Monitoring”, The Astrophysical Journal, 747 (1): 108–115, arXiv:1201.0843, Bibcode:2012ApJ...747..108M, doi:10.1088/0004-637X/747/2/108