カシオペヤ座PZ星
“Distance and Proper Motion Measurement of the Red Supergiant, Pz Cas, in Very Long Baseline Interferometry H2O Maser Astrometry”. The Astrophysical Journal 774 (2): 107. arXiv:1308.3580. Bibcode: 2013ApJ...774..107K. doi:10.1088/0004-637X/774/2/107.
1 2 3 4 5 Levesque, E. M.; Massey, P.; Olsen, K. A. G.; Plez, B.; Josselin, E.; Maeder, A.; Meynet, G. (2005). “The Effective Temperature Scale of Galactic Red Supergiants: Cool, but Not as Cool as We Thought”. The Astrophysical Journal 628 (2): 973. arXiv:astro-ph/0504337. Bibcode: 2005ApJ...628..973L. doi:10.1086/430901.