Ferguson, Donald H.; et al. (1999-06), “Masses and Other Parameters of the Post-Common Envelope Binary BE Ursae Majoris”, Astrophysical Journal518 (2): 866-872, Bibcode: 1999ApJ...518..866F, doi:10.1086/307289
Liebert, James; et al. (1995-03), “BE Ursae Majoris: Precataclysmic binary system and planetary nucleus”, Astrophysical Journal441 (1): 424-428, Bibcode: 1995ApJ...441..424L, doi:10.1086/175366
Ferguson, D. H.; et al. (1981-12-01), “BE Ursae Majoris (PG 1155 + 492): A unique cataclysmic-variable-like object”, Astrophysical Journal251 (1): 205-213, Bibcode: 1981ApJ...251..205F, doi:10.1086/159455
Ferguson, Donald H.; James, Thomas A. (1994-10), “The spectacular emission-line reflection effect of BE Ursae Majoris”, Astrophysical Journal Supplement Series94 (2): 723-747, Bibcode: 1994ApJS...94..723F, doi:10.1086/192088
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Samus, N. N.; et al. (2009-01), “General Catalogue of Variable Stars”, VizieR On-line Data CatalogB/gcvs, Bibcode: 2009yCat....102025S
Ferguson, Donald H.; et al. (1999-06), “Masses and Other Parameters of the Post-Common Envelope Binary BE Ursae Majoris”, Astrophysical Journal518 (2): 866-872, Bibcode: 1999ApJ...518..866F, doi:10.1086/307289
Liebert, James; et al. (1995-03), “BE Ursae Majoris: Precataclysmic binary system and planetary nucleus”, Astrophysical Journal441 (1): 424-428, Bibcode: 1995ApJ...441..424L, doi:10.1086/175366
Ferguson, D. H.; et al. (1981-12-01), “BE Ursae Majoris (PG 1155 + 492): A unique cataclysmic-variable-like object”, Astrophysical Journal251 (1): 205-213, Bibcode: 1981ApJ...251..205F, doi:10.1086/159455
Ando, Hiroyasu; Okazaki, Akira; Nishimura, Shiro (1982), “Discovery of an Eclipse in the Unique Binary System Be-Ursae”, Publications of the Astronomical Society of Japan34: 141-146, Bibcode: 1982PASJ...34..141A
Ferguson, Donald H.; James, Thomas A. (1994-10), “The spectacular emission-line reflection effect of BE Ursae Majoris”, Astrophysical Journal Supplement Series94 (2): 723-747, Bibcode: 1994ApJS...94..723F, doi:10.1086/192088