Ducati, J. R. VizieR Online Data Catalog: Catalogue of Stellar Photometry in Johnson's 11-color system. CDS/ADC Collection of Electronic Catalogues. 2002, 2237: 0. Bibcode:2002yCat.2237....0D.
Sota, A.; Maíz Apellániz, J.; Morrell, N. I.; Barbá, R. H.; Walborn, N. R.; Gamen, R. C.; Arias, J. I.; Alfaro, E. J.; Oskinova, L. M. The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters. Astronomy & Astrophysics. 2019, A57: 625. Bibcode:2019A&A...625A..57H. S2CID 104292503. arXiv:1904.04687. doi:10.1051/0004-6361/201834850.
Barbier-Brossat, M.; Petit, M.; Figon, P. Third bibliographic catalogue of stellar radial velocities (Text in French). Astronomy and Astrophysics Supplement Series. 1994, 108: 603. Bibcode:1994A&AS..108..603B.
Sota, A.; Maíz Apellániz, J.; Morrell, N. I.; Barbá, R. H.; Walborn, N. R.; Gamen, R. C.; Arias, J. I.; Alfaro, E. J.; Oskinova, L. M. The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters. Astronomy & Astrophysics. 2019, A57: 625. Bibcode:2019A&A...625A..57H. S2CID 104292503. arXiv:1904.04687. doi:10.1051/0004-6361/201834850.
Sota, A.; Maíz Apellániz, J.; Morrell, N. I.; Barbá, R. H.; Walborn, N. R.; Gamen, R. C.; Arias, J. I.; Alfaro, E. J.; Oskinova, L. M. The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters. Astronomy & Astrophysics. 2019, A57: 625. Bibcode:2019A&A...625A..57H. S2CID 104292503. arXiv:1904.04687. doi:10.1051/0004-6361/201834850.
Sota, A.; Maíz Apellániz, J.; Morrell, N. I.; Barbá, R. H.; Walborn, N. R.; Gamen, R. C.; Arias, J. I.; Alfaro, E. J.; Oskinova, L. M. The Galactic WN stars revisited. Impact of Gaia distances on fundamental stellar parameters. Astronomy & Astrophysics. 2019, A57: 625. Bibcode:2019A&A...625A..57H. S2CID 104292503. arXiv:1904.04687. doi:10.1051/0004-6361/201834850.