Arroyo-Torres, B.; Wittkowski, M.; Marcaide, J. M.; Hauschildt, P. H. The atmospheric structure and fundamental parameters of the red supergiants AH Scorpii, UY Scuti, and KW Sagittarii. Astronomy & Astrophysics. June 2013, 554 (A76): A76. Bibcode:2013A&A...554A..76A. arXiv:1305.6179. doi:10.1051/0004-6361/201220920.
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Y. K. Choi; Hirota, Tomoya; Honma, Mareki; Kobayashi, Hideyuki; Bushimata, Takeshi; Imai, Hiroshi; Iwadate, Kenzaburo; Jike, Takaaki; Kameno, Seiji. Distance to VY VMa with VERA. Publications of the Astronomical Society of Japan (Publications Astronomical Society of Japan). 2008, 60: 1007. Bibcode:2008PASJ...60.1007C. arXiv:0808.0641.
Arroyo-Torres, B.; Wittkowski, M.; Marcaide, J. M.; Hauschildt, P. H. The atmospheric structure and fundamental parameters of the red supergiants AH Scorpii, UY Scuti, and KW Sagittarii. Astronomy & Astrophysics. June 2013, 554 (A76): A76. Bibcode:2013A&A...554A..76A. arXiv:1305.6179. doi:10.1051/0004-6361/201220920.
Arroyo-Torres, B.; Wittkowski, M.; Marcaide, J. M.; Hauschildt, P. H. The atmospheric structure and fundamental parameters of the red supergiants AH Scorpii, UY Scuti, and KW Sagittarii. Astronomy & Astrophysics. June 2013, 554 (A76): A76. Bibcode:2013A&A...554A..76A. arXiv:1305.6179. doi:10.1051/0004-6361/201220920.
Y. K. Choi; Hirota, Tomoya; Honma, Mareki; Kobayashi, Hideyuki; Bushimata, Takeshi; Imai, Hiroshi; Iwadate, Kenzaburo; Jike, Takaaki; Kameno, Seiji. Distance to VY VMa with VERA. Publications of the Astronomical Society of Japan (Publications Astronomical Society of Japan). 2008, 60: 1007. Bibcode:2008PASJ...60.1007C. arXiv:0808.0641.