Buteo regalis
Williams, S.O. 1999. Letter dated 1999-08-28 to D.C. Carlton concerning available information on ferrruginous hawks in New Mexico. 4 p.
Boykin, K.G., J. Bak, A.J. Kroll, M. Rivieccio, R. A. Deitner, B.C. Thompson, and M.C. Andersen. 1999. Application and assessment of species at risk conservation approaches at Fort Bliss Military Reservation and White Sands Missile Range, New Mexico and
Sullivan, R.M, D.L. Houde-Nethers, and W.K. Wilson. 1996. Threatened and endangered species survey for the proposed test support network upgrade (western branch), White Sands Missile Range. Unpubl. Report for U.S. Army. 168 p.
Gaines, Karen H. and S. Boczkiewicz. 1995. Specimen tag information from the New Mexico State University vertebrate museum, Las Cruces. 14 December 1995.
Kimsey, Bryan. 1988. The 1988 Socorro Resource Area Raptor Survey. BLM Socorro Resource Area.
Bureau of Land Management. 1986-1988. Compiled raptor nest report data forms from surveys in Socorro Resource Area.
Sager, L. 1996. A 1996 Survey of Black-Tailed Prairie Dogs (Cynomys ludovicianus) In Northeastern New Mexico. New Mexico Department of Game and Fish, Endangered Species Program.
Weisenberger, M.E. 1995. San Andres National Wildlife Refuge preliminary bird species list (with additions from Hornocker Wildlife Research Institute personnel). U.S. Fish and Wildlife Service. 2 pp.
Gaines, K.H. and N. Runyan. 1995. Specimen tag information from the Museum of Southwestern Biology bird collection, University of New Mexico, Albuquerque. July 1995.
Cortez III Service Corporation. 1993. Fence construction and building placement at TC31: biological survey. 6pp.