Urquhart, J. S.; Figura, C. C.; Moore, T. J. T.; Hoare, M. G.; Lumsden, S. L.; Mottram, J. C.; Thompson, M. A.; Oudmaijer, R. D. (2013). «The RMS survey: Galactic distribution of massive star formation». Monthly Notices of the Royal Astronomical Society. 437 (2): 1791. arXiv:1310.4758. Bibcode:2014MNRAS.437.1791U. doi:10.1093/mnras/stt2006.
Bobylev, V. V.; Bajkova, A. T. (2013). «The Milky Way spiral structure parameters from data on masers and selected open clusters». Monthly Notices of the Royal Astronomical Society. 437 (2): 1549. arXiv:1310.3974. Bibcode:2014MNRAS.437.1549B. doi:10.1093/mnras/stt1987.
Davies, B.; Figer, D. F.; Kudritzki, R. P.; MacKenty, J.; Najarro, F.; Herrero, A. (2007). «A Massive Cluster of Red Supergiants at the Base of the Scutum-Crux Arm». The Astrophysical Journal. 671 (1): 781–801. arXiv:0708.0821. Bibcode:2007ApJ...671..781D. doi:10.1086/522224. S2CID1447781.
Churchwell, E.; և այլք: (2009). «The Spitzer/GLIMPSE surveys: a new view of the Milky Way». Publications of the Astronomical Society of the Pacific. 121 (877): 213. Bibcode:2009PASP..121..213C. doi:10.1086/597811.
Urquhart, J. S.; Figura, C. C.; Moore, T. J. T.; Hoare, M. G.; Lumsden, S. L.; Mottram, J. C.; Thompson, M. A.; Oudmaijer, R. D. (2013). «The RMS survey: Galactic distribution of massive star formation». Monthly Notices of the Royal Astronomical Society. 437 (2): 1791. arXiv:1310.4758. Bibcode:2014MNRAS.437.1791U. doi:10.1093/mnras/stt2006.
Bobylev, V. V.; Bajkova, A. T. (2013). «The Milky Way spiral structure parameters from data on masers and selected open clusters». Monthly Notices of the Royal Astronomical Society. 437 (2): 1549. arXiv:1310.3974. Bibcode:2014MNRAS.437.1549B. doi:10.1093/mnras/stt1987.
Davies, B.; Figer, D. F.; Kudritzki, R. P.; MacKenty, J.; Najarro, F.; Herrero, A. (2007). «A Massive Cluster of Red Supergiants at the Base of the Scutum-Crux Arm». The Astrophysical Journal. 671 (1): 781–801. arXiv:0708.0821. Bibcode:2007ApJ...671..781D. doi:10.1086/522224. S2CID1447781.
Churchwell, E.; և այլք: (2009). «The Spitzer/GLIMPSE surveys: a new view of the Milky Way». Publications of the Astronomical Society of the Pacific. 121 (877): 213. Bibcode:2009PASP..121..213C. doi:10.1086/597811.
Urquhart, J. S.; Figura, C. C.; Moore, T. J. T.; Hoare, M. G.; Lumsden, S. L.; Mottram, J. C.; Thompson, M. A.; Oudmaijer, R. D. (2013). «The RMS survey: Galactic distribution of massive star formation». Monthly Notices of the Royal Astronomical Society. 437 (2): 1791. arXiv:1310.4758. Bibcode:2014MNRAS.437.1791U. doi:10.1093/mnras/stt2006.
Bobylev, V. V.; Bajkova, A. T. (2013). «The Milky Way spiral structure parameters from data on masers and selected open clusters». Monthly Notices of the Royal Astronomical Society. 437 (2): 1549. arXiv:1310.3974. Bibcode:2014MNRAS.437.1549B. doi:10.1093/mnras/stt1987.
Davies, B.; Figer, D. F.; Kudritzki, R. P.; MacKenty, J.; Najarro, F.; Herrero, A. (2007). «A Massive Cluster of Red Supergiants at the Base of the Scutum-Crux Arm». The Astrophysical Journal. 671 (1): 781–801. arXiv:0708.0821. Bibcode:2007ApJ...671..781D. doi:10.1086/522224. S2CID1447781.
Davies, B.; Figer, D. F.; Kudritzki, R. P.; MacKenty, J.; Najarro, F.; Herrero, A. (2007). «A Massive Cluster of Red Supergiants at the Base of the Scutum-Crux Arm». The Astrophysical Journal. 671 (1): 781–801. arXiv:0708.0821. Bibcode:2007ApJ...671..781D. doi:10.1086/522224. S2CID1447781.