Clark, Roger. Surface Brightness of Deep Sky Objects. March 28, 2004 [June 29, 2013]. (原始内容存档于2023-07-23).. The conversion to nits is based on 0 magnitude being 2.08 microlux.
O'dell, C. R.; Wen, Zheng; Hu, Xihai. Discovery of New Objects in the Orion Nebula on HST Images: Shocks, Compact Sources, and Protoplanetary Disks. Astrophysical Journal. June 1993, 410: 696. Bibcode:1993ApJ...410..696O. ISSN 0004-637X. doi:10.1086/172786(英语).
Lynn, W. First Discovery of The Great Nebula in Orion. The Observatory. June 1887, 10: 232. Bibcode:1887Obs....10R.232L.
Harrison, Thomas G. The Orion Nebula: Where in History is it?. Quarterly Journal of the Royal Astronomical Society. 1984, 25: 71. Bibcode:1984QJRAS..25...65H.
Laques, P.; Vidal, J. L. Detection of a new kind of condensations in the center of the Orion Nebula, by means of S 20 photocathodes associated with a Lallemand electronic camera.. Astronomy & Astrophysics. March 1979, 73: 97–106. Bibcode:1979A&A....73...97L. ISSN 0004-6361(英语).
O'dell, C. R.; Wen, Zheng; Hu, Xihai. Discovery of New Objects in the Orion Nebula on HST Images: Shocks, Compact Sources, and Protoplanetary Disks. Astrophysical Journal. June 1993, 410: 696. Bibcode:1993ApJ...410..696O. ISSN 0004-637X. doi:10.1086/172786(英语).
Clark, Roger. Surface Brightness of Deep Sky Objects. March 28, 2004 [June 29, 2013]. (原始内容存档于2023-07-23).. The conversion to nits is based on 0 magnitude being 2.08 microlux.
Laques, P.; Vidal, J. L. Detection of a new kind of condensations in the center of the Orion Nebula, by means of S 20 photocathodes associated with a Lallemand electronic camera.. Astronomy & Astrophysics. March 1979, 73: 97–106. Bibcode:1979A&A....73...97L. ISSN 0004-6361(英语).
O'dell, C. R.; Wen, Zheng; Hu, Xihai. Discovery of New Objects in the Orion Nebula on HST Images: Shocks, Compact Sources, and Protoplanetary Disks. Astrophysical Journal. June 1993, 410: 696. Bibcode:1993ApJ...410..696O. ISSN 0004-637X. doi:10.1086/172786(英语).