Smith, Nathan; Conti, Peter S. (2008). "On the Role of the WNH Phase in the Evolution of Very Massive Stars: Enabling the LBV Instability with Feedback". The Astrophysical Journal. 679 (2): 1467–1477. arXiv:0802.1742. Bibcode:2008ApJ...679.1467S. doi:10.1086/586885. S2CID15529810.
Vamvatira-Nakou, C.; Hutsemékers, D.; Royer, P.; Cox, N. L. J.; Nazé, Y.; Rauw, G.; Waelkens, C.; Groenewegen, M. A. T. (2015). "The Herschel view of the nebula around the luminous blue variable star AG Carinae". Astronomy & Astrophysics. 578: A108. arXiv:1504.03204. Bibcode:2015A&A...578A.108V. doi:10.1051/0004-6361/201425090. S2CID119160088.
Hainich, R.; Rühling, U.; Todt, H.; Oskinova, L. M.; Liermann, A.; Gräfener, G.; Foellmi, C.; Schnurr, O.; Hamann, W.-R. (2014). "The Wolf–Rayet stars in the Large Magellanic Cloud. A comprehensive analysis of the WN class". Astronomy & Astrophysics. 565: A27. arXiv:1401.5474. Bibcode:2014A&A...565A..27H. doi:10.1051/0004-6361/201322696. S2CID55123954.
Bonanos, A. Z.; Lennon, D. J.; Köhlinger, F.; Van Loon, J. Th.; Massa, D. L.; Sewilo, M.; Evans, C. J.; Panagia, N.; Babler, B. L.; Block, M.; Bracker, S.; Engelbracht, C. W.; Gordon, K. D.; Hora, J. L.; Indebetouw, R.; Meade, M. R.; Meixner, M.; Misselt, K. A.; Robitaille, T. P.; Shiao, B.; Whitney, B. A. (2010). "Spitzersage-Smc Infrared Photometry of Massive Stars in the Small Magellanic Cloud". The Astronomical Journal. 140 (2): 416–429. arXiv:1004.0949. Bibcode:2010AJ....140..416B. doi:10.1088/0004-6256/140/2/416. S2CID119290443.
Shara, Michael M.; Moffat, Anthony F. J.; Gerke, Jill; Zurek, David; Stanonik, Kathryn; Doyon, René; Artigau, Etienne; Drissen, Laurent; Villar-Sbaffi, Alfredo (2009). "A Near-Infrared Survey of the Inner Galactic Plane for Wolf–Rayet Stars. I. Methods and First Results: 41 New Wr Stars". The Astronomical Journal. 138 (2): 402–420. arXiv:0905.1967. Bibcode:2009AJ....138..402S. doi:10.1088/0004-6256/138/2/402. S2CID118370109.
Sander, A. A. C.; Hamann, W. -R.; Todt, H.; Hainich, R.; Shenar, T.; Ramachandran, V.; Oskinova, L. M. (2019). "The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors". Astronomy and Astrophysics. 621: A92. arXiv:1807.04293. Bibcode:2019A&A...621A..92S. doi:10.1051/0004-6361/201833712. S2CID67754788.
Georges Meynet; Cyril Georgy; Raphael Hirschi; Andre Maeder; Phil Massey; Norbert Przybilla; M-Fernanda Nieva (2011). "Red Supergiants, Luminous Blue Variables and Wolf–Rayet stars: The single massive star perspective". Bulletin de la Société Royale des Sciences de Liège. v1. 80 (39): 266–278. arXiv:1101.5873. Bibcode:2011BSRSL..80..266M.
Tramper, Frank (2013). "The nature of WO stars: VLT/X-Shooter spectroscopy of DR1". Massive Stars: From Alpha to Omega: 187. arXiv:1312.1555. Bibcode:2013msao.confE.187T.
Groh, Jose; Meynet, Georges; Ekstrom, Sylvia; Georgy, Cyril (2014). "The evolution of massive stars and their spectra I. A non-rotating 60 Msun star from the zero-age main sequence to the pre-supernova stage". Astronomy & Astrophysics. 564: A30. arXiv:1401.7322. Bibcode:2014A&A...564A..30G. doi:10.1051/0004-6361/201322573. S2CID118870118.
Oberlack, U.; Wessolowski, U.; Diehl, R.; Bennett, K.; Bloemen, H.; Hermsen, W.; Knödlseder, J.; Morris, D.; Schönfelder, V.; von Ballmoos, P. (2000). "COMPTEL limits on 26Al 1.809 MeV line emission from gamma2 Velorum". Astronomy and Astrophysics. 353: 715. arXiv:astro-ph/9910555. Bibcode:2000A&A...353..715O.
Peña, M.; Rechy-García, J. S.; García-Rojas, J. (2013). "Galactic kinematics of Planetary Nebulae with [WC] central star". Revista Mexicana de Astronomía y Astrofísica. 49: 87. arXiv:1301.3657. Bibcode:2013RMxAA..49...87P.
Smith, Nathan; Conti, Peter S. (2008). "On the Role of the WNH Phase in the Evolution of Very Massive Stars: Enabling the LBV Instability with Feedback". The Astrophysical Journal. 679 (2): 1467–1477. arXiv:0802.1742. Bibcode:2008ApJ...679.1467S. doi:10.1086/586885. S2CID15529810.
Vamvatira-Nakou, C.; Hutsemékers, D.; Royer, P.; Cox, N. L. J.; Nazé, Y.; Rauw, G.; Waelkens, C.; Groenewegen, M. A. T. (2015). "The Herschel view of the nebula around the luminous blue variable star AG Carinae". Astronomy & Astrophysics. 578: A108. arXiv:1504.03204. Bibcode:2015A&A...578A.108V. doi:10.1051/0004-6361/201425090. S2CID119160088.
Hainich, R.; Rühling, U.; Todt, H.; Oskinova, L. M.; Liermann, A.; Gräfener, G.; Foellmi, C.; Schnurr, O.; Hamann, W.-R. (2014). "The Wolf–Rayet stars in the Large Magellanic Cloud. A comprehensive analysis of the WN class". Astronomy & Astrophysics. 565: A27. arXiv:1401.5474. Bibcode:2014A&A...565A..27H. doi:10.1051/0004-6361/201322696. S2CID55123954.
Bonanos, A. Z.; Lennon, D. J.; Köhlinger, F.; Van Loon, J. Th.; Massa, D. L.; Sewilo, M.; Evans, C. J.; Panagia, N.; Babler, B. L.; Block, M.; Bracker, S.; Engelbracht, C. W.; Gordon, K. D.; Hora, J. L.; Indebetouw, R.; Meade, M. R.; Meixner, M.; Misselt, K. A.; Robitaille, T. P.; Shiao, B.; Whitney, B. A. (2010). "Spitzersage-Smc Infrared Photometry of Massive Stars in the Small Magellanic Cloud". The Astronomical Journal. 140 (2): 416–429. arXiv:1004.0949. Bibcode:2010AJ....140..416B. doi:10.1088/0004-6256/140/2/416. S2CID119290443.
Shara, Michael M.; Moffat, Anthony F. J.; Gerke, Jill; Zurek, David; Stanonik, Kathryn; Doyon, René; Artigau, Etienne; Drissen, Laurent; Villar-Sbaffi, Alfredo (2009). "A Near-Infrared Survey of the Inner Galactic Plane for Wolf–Rayet Stars. I. Methods and First Results: 41 New Wr Stars". The Astronomical Journal. 138 (2): 402–420. arXiv:0905.1967. Bibcode:2009AJ....138..402S. doi:10.1088/0004-6256/138/2/402. S2CID118370109.
Sander, A. A. C.; Hamann, W. -R.; Todt, H.; Hainich, R.; Shenar, T.; Ramachandran, V.; Oskinova, L. M. (2019). "The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors". Astronomy and Astrophysics. 621: A92. arXiv:1807.04293. Bibcode:2019A&A...621A..92S. doi:10.1051/0004-6361/201833712. S2CID67754788.
Groh, Jose; Meynet, Georges; Ekstrom, Sylvia; Georgy, Cyril (2014). "The evolution of massive stars and their spectra I. A non-rotating 60 Msun star from the zero-age main sequence to the pre-supernova stage". Astronomy & Astrophysics. 564: A30. arXiv:1401.7322. Bibcode:2014A&A...564A..30G. doi:10.1051/0004-6361/201322573. S2CID118870118.
Smith, Nathan; Conti, Peter S. (2008). "On the Role of the WNH Phase in the Evolution of Very Massive Stars: Enabling the LBV Instability with Feedback". The Astrophysical Journal. 679 (2): 1467–1477. arXiv:0802.1742. Bibcode:2008ApJ...679.1467S. doi:10.1086/586885. S2CID15529810.
Kingsburgh, R.L.; Barlow, M.J.; Storey, P.J. (1995). "Properties of the WO Wolf–Rayet stars". Astronomy and Astrophysics. 295: 75. Bibcode:1995A&A...295...75K. ISSN0004-6361.
Smith, L. J.; Crowther, P. A.; Prinja, R. K. (1994). "A study of the luminous blue variable candidate He 3-519 and its surrounding nebula". Astronomy and Astrophysics. 281: 833. Bibcode:1994A&A...281..833S.
Crowther, P. A.; Bohannan, B. (1997). "The distinction between OIafpe and WNLha stars. A spectral analysis of HD 151804, HD 152408 and HDE 313846". Astronomy and Astrophysics. 317: 532. Bibcode:1997A&A...317..532C.
Vamvatira-Nakou, C.; Hutsemékers, D.; Royer, P.; Cox, N. L. J.; Nazé, Y.; Rauw, G.; Waelkens, C.; Groenewegen, M. A. T. (2015). "The Herschel view of the nebula around the luminous blue variable star AG Carinae". Astronomy & Astrophysics. 578: A108. arXiv:1504.03204. Bibcode:2015A&A...578A.108V. doi:10.1051/0004-6361/201425090. S2CID119160088.
Gaposchkin, Cecilia Payne (1930). The stars of high luminosity. Harvard Observatory Monographs. Vol. 3. p. 1. Bibcode:1930HarMo...3....1P.
Fleming, Williamina Paton Stevens; Pickering, Edward Charles (1912). "Stars having peculiar spectra". Annals of the Astronomical Observatory of Harvard College. 56 (6): 165. Bibcode:1912AnHar..56..165F.
Breysacher, J. (1981). "Spectral Classification of Wolf–Rayet Stars in the Large Magellanic Cloud". Astronomy and Astrophysics Supplement. 43: 203. Bibcode:1981A&AS...43..203B.
Hainich, R.; Rühling, U.; Todt, H.; Oskinova, L. M.; Liermann, A.; Gräfener, G.; Foellmi, C.; Schnurr, O.; Hamann, W.-R. (2014). "The Wolf–Rayet stars in the Large Magellanic Cloud. A comprehensive analysis of the WN class". Astronomy & Astrophysics. 565: A27. arXiv:1401.5474. Bibcode:2014A&A...565A..27H. doi:10.1051/0004-6361/201322696. S2CID55123954.
Azzopardi, M.; Breysacher, J. (1979). "A search for new Wolf–Rayet stars in the Small Magellanic Cloud". Astronomy and Astrophysics. 75: 120. Bibcode:1979A&A....75..120A.
Bonanos, A. Z.; Lennon, D. J.; Köhlinger, F.; Van Loon, J. Th.; Massa, D. L.; Sewilo, M.; Evans, C. J.; Panagia, N.; Babler, B. L.; Block, M.; Bracker, S.; Engelbracht, C. W.; Gordon, K. D.; Hora, J. L.; Indebetouw, R.; Meade, M. R.; Meixner, M.; Misselt, K. A.; Robitaille, T. P.; Shiao, B.; Whitney, B. A. (2010). "Spitzersage-Smc Infrared Photometry of Massive Stars in the Small Magellanic Cloud". The Astronomical Journal. 140 (2): 416–429. arXiv:1004.0949. Bibcode:2010AJ....140..416B. doi:10.1088/0004-6256/140/2/416. S2CID119290443.
Shara, Michael M.; Moffat, Anthony F. J.; Gerke, Jill; Zurek, David; Stanonik, Kathryn; Doyon, René; Artigau, Etienne; Drissen, Laurent; Villar-Sbaffi, Alfredo (2009). "A Near-Infrared Survey of the Inner Galactic Plane for Wolf–Rayet Stars. I. Methods and First Results: 41 New Wr Stars". The Astronomical Journal. 138 (2): 402–420. arXiv:0905.1967. Bibcode:2009AJ....138..402S. doi:10.1088/0004-6256/138/2/402. S2CID118370109.
Bibby, Joanne; Shara, M. (2012). "A Study of the Wolf–Rayet Population of M101 using the Hubble Space Telescope". American Astronomical Society. 219: #242.13. Bibcode:2012AAS...21924213B.
Sander, A. A. C.; Hamann, W. -R.; Todt, H.; Hainich, R.; Shenar, T.; Ramachandran, V.; Oskinova, L. M. (2019). "The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors". Astronomy and Astrophysics. 621: A92. arXiv:1807.04293. Bibcode:2019A&A...621A..92S. doi:10.1051/0004-6361/201833712. S2CID67754788.
Tylenda, R.; Acker, A.; Stenholm, B. (1993). "Wolf–Rayet Nuclei of Planetary Nebulae – Observations and Classification". Astronomy and Astrophysics Supplement. 102: 595. Bibcode:1993A&AS..102..595T.
Campbell, W.W. (1894). "The Wolf–Rayet stars". Astronomy and Astro-Physics. 13: 448. Bibcode:1894AstAp..13..448C.
Zanstra, H.; Weenen, J. (1950). "On physical processes in Wolf–Rayet stars. Paper 1: Wolf–Rayet stars and Beals' hypothesis of pure recombination (Errata: 11 357)". Bulletin of the Astronomical Institutes of the Netherlands. 11: 165. Bibcode:1950BAN....11..165Z.
Paczyński, B. (1967). "Evolution of close binaries. V. The evolution of nassive binaries and the formation of the Wolf–Rayet stars". Acta Astronomica. 17: 355. Bibcode:1967AcA....17..355P.
Georges Meynet; Cyril Georgy; Raphael Hirschi; Andre Maeder; Phil Massey; Norbert Przybilla; M-Fernanda Nieva (2011). "Red Supergiants, Luminous Blue Variables and Wolf–Rayet stars: The single massive star perspective". Bulletin de la Société Royale des Sciences de Liège. v1. 80 (39): 266–278. arXiv:1101.5873. Bibcode:2011BSRSL..80..266M.
Tramper, Frank (2013). "The nature of WO stars: VLT/X-Shooter spectroscopy of DR1". Massive Stars: From Alpha to Omega: 187. arXiv:1312.1555. Bibcode:2013msao.confE.187T.
Groh, Jose; Meynet, Georges; Ekstrom, Sylvia; Georgy, Cyril (2014). "The evolution of massive stars and their spectra I. A non-rotating 60 Msun star from the zero-age main sequence to the pre-supernova stage". Astronomy & Astrophysics. 564: A30. arXiv:1401.7322. Bibcode:2014A&A...564A..30G. doi:10.1051/0004-6361/201322573. S2CID118870118.
Oberlack, U.; Wessolowski, U.; Diehl, R.; Bennett, K.; Bloemen, H.; Hermsen, W.; Knödlseder, J.; Morris, D.; Schönfelder, V.; von Ballmoos, P. (2000). "COMPTEL limits on 26Al 1.809 MeV line emission from gamma2 Velorum". Astronomy and Astrophysics. 353: 715. arXiv:astro-ph/9910555. Bibcode:2000A&A...353..715O.
Peña, M.; Rechy-García, J. S.; García-Rojas, J. (2013). "Galactic kinematics of Planetary Nebulae with [WC] central star". Revista Mexicana de Astronomía y Astrofísica. 49: 87. arXiv:1301.3657. Bibcode:2013RMxAA..49...87P.
Smith, Nathan; Conti, Peter S. (2008). "On the Role of the WNH Phase in the Evolution of Very Massive Stars: Enabling the LBV Instability with Feedback". The Astrophysical Journal. 679 (2): 1467–1477. arXiv:0802.1742. Bibcode:2008ApJ...679.1467S. doi:10.1086/586885. S2CID15529810.
Vamvatira-Nakou, C.; Hutsemékers, D.; Royer, P.; Cox, N. L. J.; Nazé, Y.; Rauw, G.; Waelkens, C.; Groenewegen, M. A. T. (2015). "The Herschel view of the nebula around the luminous blue variable star AG Carinae". Astronomy & Astrophysics. 578: A108. arXiv:1504.03204. Bibcode:2015A&A...578A.108V. doi:10.1051/0004-6361/201425090. S2CID119160088.
Hainich, R.; Rühling, U.; Todt, H.; Oskinova, L. M.; Liermann, A.; Gräfener, G.; Foellmi, C.; Schnurr, O.; Hamann, W.-R. (2014). "The Wolf–Rayet stars in the Large Magellanic Cloud. A comprehensive analysis of the WN class". Astronomy & Astrophysics. 565: A27. arXiv:1401.5474. Bibcode:2014A&A...565A..27H. doi:10.1051/0004-6361/201322696. S2CID55123954.
Bonanos, A. Z.; Lennon, D. J.; Köhlinger, F.; Van Loon, J. Th.; Massa, D. L.; Sewilo, M.; Evans, C. J.; Panagia, N.; Babler, B. L.; Block, M.; Bracker, S.; Engelbracht, C. W.; Gordon, K. D.; Hora, J. L.; Indebetouw, R.; Meade, M. R.; Meixner, M.; Misselt, K. A.; Robitaille, T. P.; Shiao, B.; Whitney, B. A. (2010). "Spitzersage-Smc Infrared Photometry of Massive Stars in the Small Magellanic Cloud". The Astronomical Journal. 140 (2): 416–429. arXiv:1004.0949. Bibcode:2010AJ....140..416B. doi:10.1088/0004-6256/140/2/416. S2CID119290443.
Shara, Michael M.; Moffat, Anthony F. J.; Gerke, Jill; Zurek, David; Stanonik, Kathryn; Doyon, René; Artigau, Etienne; Drissen, Laurent; Villar-Sbaffi, Alfredo (2009). "A Near-Infrared Survey of the Inner Galactic Plane for Wolf–Rayet Stars. I. Methods and First Results: 41 New Wr Stars". The Astronomical Journal. 138 (2): 402–420. arXiv:0905.1967. Bibcode:2009AJ....138..402S. doi:10.1088/0004-6256/138/2/402. S2CID118370109.
Sander, A. A. C.; Hamann, W. -R.; Todt, H.; Hainich, R.; Shenar, T.; Ramachandran, V.; Oskinova, L. M. (2019). "The Galactic WC and WO stars. The impact of revised distances from Gaia DR2 and their role as massive black hole progenitors". Astronomy and Astrophysics. 621: A92. arXiv:1807.04293. Bibcode:2019A&A...621A..92S. doi:10.1051/0004-6361/201833712. S2CID67754788.
Groh, Jose; Meynet, Georges; Ekstrom, Sylvia; Georgy, Cyril (2014). "The evolution of massive stars and their spectra I. A non-rotating 60 Msun star from the zero-age main sequence to the pre-supernova stage". Astronomy & Astrophysics. 564: A30. arXiv:1401.7322. Bibcode:2014A&A...564A..30G. doi:10.1051/0004-6361/201322573. S2CID118870118.
Kingsburgh, R.L.; Barlow, M.J.; Storey, P.J. (1995). "Properties of the WO Wolf–Rayet stars". Astronomy and Astrophysics. 295: 75. Bibcode:1995A&A...295...75K. ISSN0004-6361.