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Lesh, Janet Rountree (December 1968), "The Kinematics of the Gould Belt: an Expanding Group?", Astrophysical Journal Supplement, 17: 371, Bibcode:1968ApJS...17..371L, doi:10.1086/190179
Abt, H. A.; Levy, S. G. (1978). "Binaries among B2-B5 IV, V absorption and emission stars". The Astrophysical Journal Supplement Series. 36: 241. Bibcode:1978ApJS...36..241A. doi:10.1086/190498.
Heard, J. F. (1949). "An Analysis of Radial-Velocity Measures of Eight Stars Formerly Assigned to the Beta Cephei Group". The Astrophysical Journal. 109: 185. Bibcode:1949ApJ...109..185H. doi:10.1086/145122.
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