Berger, D. H.; Gies, D. R. (July 2001), "A Search for High-Velocity Be Stars", The Astrophysical Journal, 555 (1): 364–367, Bibcode:2001ApJ...555..364B, doi:10.1086/321461.
Grady, C. A.; et al. (April 1, 1989), "Highly ionized stellar winds in Be stars. II - Winds in B6-B9.5e stars", Astrophysical Journal, Part 1, 339: 403–419, Bibcode:1989ApJ...339..403G, doi:10.1086/167306.
Johnson, H. L.; et al. (1966), "UBVRIJKL photometry of the bright stars", Communications of the Lunar and Planetary Laboratory, 4 (99): 99, Bibcode:1966CoLPL...4...99J.
Houk, Nancy (1979), Michigan catalogue of two-dimensional spectral types for the HD stars, vol. 1, Ann Arbor, Michigan: Dept. of Astronomy, University of Michigan, Bibcode:1978mcts.book.....H.
Berger, D. H.; Gies, D. R. (July 2001), "A Search for High-Velocity Be Stars", The Astrophysical Journal, 555 (1): 364–367, Bibcode:2001ApJ...555..364B, doi:10.1086/321461.
Wagman, Morton (2003), Lost Stars: Lost, Missing and Troublesome Stars from the Catalogues of Johannes Bayer, Nicholas Louis de Lacaille, John Flamsteed, and Sundry Others, Blacksburg, VA: The McDonald & Woodward Publishing Company, pp. 303–04, Bibcode:2003lslm.book.....W, ISBN978-0-939923-78-6
Jaschek, C.; Jaschek, M. (November 1992), "A southern Be star survey - Spectra and envelope radii", Astronomy and Astrophysics Supplement Series, 95 (3): 535–540, Bibcode:1992A&AS...95..535J.
Grady, C. A.; et al. (April 1, 1989), "Highly ionized stellar winds in Be stars. II - Winds in B6-B9.5e stars", Astrophysical Journal, Part 1, 339: 403–419, Bibcode:1989ApJ...339..403G, doi:10.1086/167306.