Oskinova, L. M.; Huenemoerder, D. P.; Hamann, W. -R.; Shenar, T.; Sander, A. A. C.; Ignace, R.; Todt, H.; Hainich, R. (2017). “On the Binary Nature of Massive Blue Hypergiants: High-resolution X-Ray Spectroscopy Suggests That Cyg OB2 12 is a Colliding Wind Binary”. 《The Astrophysical Journal》 845 (1): 39. arXiv:1707.04473. Bibcode:2017ApJ...845...39O. doi:10.3847/1538-4357/aa7e79.
Caballero-Nieves, S. M.; Nelan, E. P.; Gies, D. R.; Wallace, D. J.; Degioia-Eastwood, K.; Herrero, A.; Jao, W.-C.; Mason, B. D.; Massey, P.; Moffat, A. F. J.; Walborn, N. R. (2014). “A High Angular Resolution Survey of Massive Stars in Cygnus OB2: Results from the Hubble Space Telescope Fine Guidance Sensors”. 《The Astronomical Journal》 147 (2): 40. arXiv:1311.5087. Bibcode:2014AJ....147...40C. doi:10.1088/0004-6256/147/2/40.
Maryeva, O. V.; Chentsov, E. L.; Goranskij, V. P.; Dyachenko, V. V.; Karpov, S. V.; Malogolovets, E. V.; Rastegaev, D. A. (2016). “On the nature of high reddening of Cygnus OB2 #12 hypergiant”. 《Monthly Notices of the Royal Astronomical Society》 1602. arXiv:1602.05042. Bibcode:2016MNRAS.458..491M. doi:10.1093/mnras/stw385.
Berlanas, S. R.; Wright, N. J.; Herrero, A.; Drew, J. E.; Lennon, D. J. (2019). “Disentangling the spatial substructure of Cygnus OB2 from Gaia DR2”. 《Monthly Notices of the Royal Astronomical Society》 484 (2): 1838. arXiv:1901.02959. Bibcode:2019MNRAS.484.1838B. doi:10.1093/mnras/stz117.
Oskinova, L. M.; Huenemoerder, D. P.; Hamann, W. -R.; Shenar, T.; Sander, A. A. C.; Ignace, R.; Todt, H.; Hainich, R. (2017). “On the Binary Nature of Massive Blue Hypergiants: High-resolution X-Ray Spectroscopy Suggests That Cyg OB2 12 is a Colliding Wind Binary”. 《The Astrophysical Journal》 845 (1): 39. arXiv:1707.04473. Bibcode:2017ApJ...845...39O. doi:10.3847/1538-4357/aa7e79.
Caballero-Nieves, S. M.; Nelan, E. P.; Gies, D. R.; Wallace, D. J.; Degioia-Eastwood, K.; Herrero, A.; Jao, W.-C.; Mason, B. D.; Massey, P.; Moffat, A. F. J.; Walborn, N. R. (2014). “A High Angular Resolution Survey of Massive Stars in Cygnus OB2: Results from the Hubble Space Telescope Fine Guidance Sensors”. 《The Astronomical Journal》 147 (2): 40. arXiv:1311.5087. Bibcode:2014AJ....147...40C. doi:10.1088/0004-6256/147/2/40.
Maryeva, O. V.; Chentsov, E. L.; Goranskij, V. P.; Dyachenko, V. V.; Karpov, S. V.; Malogolovets, E. V.; Rastegaev, D. A. (2016). “On the nature of high reddening of Cygnus OB2 #12 hypergiant”. 《Monthly Notices of the Royal Astronomical Society》 1602. arXiv:1602.05042. Bibcode:2016MNRAS.458..491M. doi:10.1093/mnras/stw385.
Berlanas, S. R.; Wright, N. J.; Herrero, A.; Drew, J. E.; Lennon, D. J. (2019). “Disentangling the spatial substructure of Cygnus OB2 from Gaia DR2”. 《Monthly Notices of the Royal Astronomical Society》 484 (2): 1838. arXiv:1901.02959. Bibcode:2019MNRAS.484.1838B. doi:10.1093/mnras/stz117.
Cutri, R. M.; Skrutskie, M. F.; Van Dyk, S.; Beichman, C. A.; Carpenter, J. M.; Chester, T.; Cambresy, L.; Evans, T.; Fowler, J.; Gizis, J.; Howard, E.; Huchra, J.; Jarrett, T.; Kopan, E. L.; Kirkpatrick, J. D.; Light, R. M.; Marsh, K. A.; McCallon, H.; Schneider, S.; Stiening, R.; Sykes, M.; Weinberg, M.; Wheaton, W. A.; Wheelock, S.; Zacarias, N. (2003). “VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)”. 《VizieR On-line Data Catalog: II/246. Originally published in: 2003yCat.2246....0C》 2246: 0. Bibcode:2003yCat.2246....0C.
Oskinova, L. M.; Huenemoerder, D. P.; Hamann, W. -R.; Shenar, T.; Sander, A. A. C.; Ignace, R.; Todt, H.; Hainich, R. (2017). “On the Binary Nature of Massive Blue Hypergiants: High-resolution X-Ray Spectroscopy Suggests That Cyg OB2 12 is a Colliding Wind Binary”. 《The Astrophysical Journal》 845 (1): 39. arXiv:1707.04473. Bibcode:2017ApJ...845...39O. doi:10.3847/1538-4357/aa7e79.
Caballero-Nieves, S. M.; Nelan, E. P.; Gies, D. R.; Wallace, D. J.; Degioia-Eastwood, K.; Herrero, A.; Jao, W.-C.; Mason, B. D.; Massey, P.; Moffat, A. F. J.; Walborn, N. R. (2014). “A High Angular Resolution Survey of Massive Stars in Cygnus OB2: Results from the Hubble Space Telescope Fine Guidance Sensors”. 《The Astronomical Journal》 147 (2): 40. arXiv:1311.5087. Bibcode:2014AJ....147...40C. doi:10.1088/0004-6256/147/2/40.
Maryeva, O. V.; Chentsov, E. L.; Goranskij, V. P.; Dyachenko, V. V.; Karpov, S. V.; Malogolovets, E. V.; Rastegaev, D. A. (2016). “On the nature of high reddening of Cygnus OB2 #12 hypergiant”. 《Monthly Notices of the Royal Astronomical Society》 1602. arXiv:1602.05042. Bibcode:2016MNRAS.458..491M. doi:10.1093/mnras/stw385.
Berlanas, S. R.; Wright, N. J.; Herrero, A.; Drew, J. E.; Lennon, D. J. (2019). “Disentangling the spatial substructure of Cygnus OB2 from Gaia DR2”. 《Monthly Notices of the Royal Astronomical Society》 484 (2): 1838. arXiv:1901.02959. Bibcode:2019MNRAS.484.1838B. doi:10.1093/mnras/stz117.