Barniske, A.; Oskinova, L. M.; Hamann, W. -R. (2008-08), “Two extremely luminous WN stars in the Galactic center with circumstellar emission from dust and gas”, Astronomy & Astrophysics486 (3): 971-984, arXiv:0807.2476, Bibcode: 2008A&A...486..971B, doi:10.1051/0004-6361:200809568
Barniske, A.; Oskinova, L. M.; Hamann, W. -R. (2008-08), “Two extremely luminous WN stars in the Galactic center with circumstellar emission from dust and gas”, Astronomy & Astrophysics486 (3): 971-984, arXiv:0807.2476, Bibcode: 2008A&A...486..971B, doi:10.1051/0004-6361:200809568
Omont, A.; et al. (2003-06), “ISOGAL: A deep survey of the obscured inner Milky Way with ISO at 7 mu m and 15 mu m and with DENIS in the near-infrared”, Astronomy & Astrophysics403: 975-992, Bibcode: 2003A&A...403..975O, doi:10.1051/0004-6361:20030437
van der Hucht, K. A. (2006-11), “New Galactic Wolf-Rayet stars, and candidates. An annex to The VIIth Catalogue of Galactic Wolf-Rayet Stars”, Astronomy & Astrophysics458 (2): 453-459, Bibcode: 2006A&A...458..453V, doi:10.1051/0004-6361:20065819
Matsunaga, Noriyuki; et al. (2009-11), “A near-infrared survey of Miras and the distance to the Galactic Centre”, Monthly Notices of the Royal Astronomical Society399 (4): 1709-1729, Bibcode: 2009MNRAS.399.1709M, doi:10.1111/j.1365-2966.2009.15393.x
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Cutri, R. M.; et al. (2003-06), “2MASS All-Sky Catalog of Point Sources”, VizieR: On-line Data Catalog: II/246, Bibcode: 2003yCat.2246....0C
Barniske, A.; Oskinova, L. M.; Hamann, W. -R. (2008-08), “Two extremely luminous WN stars in the Galactic center with circumstellar emission from dust and gas”, Astronomy & Astrophysics486 (3): 971-984, arXiv:0807.2476, Bibcode: 2008A&A...486..971B, doi:10.1051/0004-6361:200809568
Omont, A.; et al. (2003-06), “ISOGAL: A deep survey of the obscured inner Milky Way with ISO at 7 mu m and 15 mu m and with DENIS in the near-infrared”, Astronomy & Astrophysics403: 975-992, Bibcode: 2003A&A...403..975O, doi:10.1051/0004-6361:20030437
van der Hucht, K. A. (2006-11), “New Galactic Wolf-Rayet stars, and candidates. An annex to The VIIth Catalogue of Galactic Wolf-Rayet Stars”, Astronomy & Astrophysics458 (2): 453-459, Bibcode: 2006A&A...458..453V, doi:10.1051/0004-6361:20065819
Matsunaga, Noriyuki; et al. (2009-11), “A near-infrared survey of Miras and the distance to the Galactic Centre”, Monthly Notices of the Royal Astronomical Society399 (4): 1709-1729, Bibcode: 2009MNRAS.399.1709M, doi:10.1111/j.1365-2966.2009.15393.x