Sigut, T. A. A.; Jones, C. E. (octombrie 2007), „The Thermal Structure of the Circumstellar Disk Surrounding the Classical Be Star γ Cassiopeiae”, Astrophysical Journal, 668 (1): 481–491, arXiv:0706.4036, Bibcode:2007ApJ...668..481S, doi:10.1086/521209
Sigut, T. A. A.; Jones, C. E. (octombrie 2007), „The Thermal Structure of the Circumstellar Disk Surrounding the Classical Be Star γ Cassiopeiae”, Astrophysical Journal, 668 (1): 481–491, arXiv:0706.4036, Bibcode:2007ApJ...668..481S, doi:10.1086/521209
Sigut, T. A. A.; Jones, C. E. (octombrie 2007), „The Thermal Structure of the Circumstellar Disk Surrounding the Classical Be Star γ Cassiopeiae”, Astrophysical Journal, 668 (1): 481–491, arXiv:0706.4036, Bibcode:2007ApJ...668..481S, doi:10.1086/521209