“The Colour of Stars”, 《Australia Telescope, Outreach and Education》 (Commonwealth Scientific and Industrial Research Organisation]), 2004년 12월 21일, 2012년 2월 22일에 원본 문서에서 보존된 문서, 2012년 1월 16일에 확인함
Setiawan, J.; Pasquini, L.; Da Silva, L.; Hatzes, A. P.; von Der Lühe, O.; Girardi, L.; De Medeiros, J. R.; Guenther, E. (2004). “Precise radial velocity measurements of G and K giants. Multiple systems and variability trend along the Red Giant Branch”. 《Astronomy and Astrophysics》 421: 241. Bibcode:2004A&A...421..241S. doi:10.1051/0004-6361:20041042-1.
Carpenter, Kenneth G.; Robinson, Richard D.; Harper, Graham M.; Bennett, Philip D.; Brown, Alexander; Mullan, Dermott J. (1999). “GHRS Observations of Cool, Low-Gravity Stars. V. The Outer Atmosphere and Wind of the Nearby K Supergiant λ Velorum”. 《The Astrophysical Journal》 521 (1): 382–406. Bibcode:1999ApJ...521..382C. doi:10.1086/307520.
Keenan, Philip C.; McNeil, Raymond C. (1989). “The Perkins catalog of revised MK types for the cooler stars”. 《Astrophysical Journal Supplement Series》 71: 245. Bibcode:1989ApJS...71..245K. doi:10.1086/191373.
Nomoto, K. (1984). “Evolution of 8-10 solar mass stars toward electron capture supernovae. I - Formation of electron-degenerate O + NE + MG cores”. 《Astrophysical Journal》 277: 791. Bibcode:1984ApJ...277..791N. doi:10.1086/161749.
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Setiawan, J.; Pasquini, L.; Da Silva, L.; Hatzes, A. P.; von Der Lühe, O.; Girardi, L.; De Medeiros, J. R.; Guenther, E. (2004). “Precise radial velocity measurements of G and K giants. Multiple systems and variability trend along the Red Giant Branch”. 《Astronomy and Astrophysics》 421: 241. Bibcode:2004A&A...421..241S. doi:10.1051/0004-6361:20041042-1.
Wilson, R. E. (1953). “General Catalogue of Stellar Radial Velocities”. 《Carnegie Institute Washington D.C. Publication》 (Carnegie Institute of Washington D.C.). Bibcode:1953GCRV..C......0W.
Carpenter, Kenneth G.; Robinson, Richard D.; Harper, Graham M.; Bennett, Philip D.; Brown, Alexander; Mullan, Dermott J. (1999). “GHRS Observations of Cool, Low-Gravity Stars. V. The Outer Atmosphere and Wind of the Nearby K Supergiant λ Velorum”. 《The Astrophysical Journal》 521 (1): 382–406. Bibcode:1999ApJ...521..382C. doi:10.1086/307520.
Keenan, Philip C.; McNeil, Raymond C. (1989). “The Perkins catalog of revised MK types for the cooler stars”. 《Astrophysical Journal Supplement Series》 71: 245. Bibcode:1989ApJS...71..245K. doi:10.1086/191373.
Carpenter, Kenneth G. (1998). “The Structure of the Outer Atmosphere and Wind of lambda Vel”. 《Asymptotic Giant Branch Stars》 191: P206. Bibcode:1998IAUS..191P.206C.
Nomoto, K. (1984). “Evolution of 8-10 solar mass stars toward electron capture supernovae. I - Formation of electron-degenerate O + NE + MG cores”. 《Astrophysical Journal》 277: 791. Bibcode:1984ApJ...277..791N. doi:10.1086/161749.
“The Colour of Stars”, 《Australia Telescope, Outreach and Education》 (Commonwealth Scientific and Industrial Research Organisation]), 2004년 12월 21일, 2012년 2월 22일에 원본 문서에서 보존된 문서, 2012년 1월 16일에 확인함