Coronado National Forest
U.S. Forest Service, Southwest Region. 1998. Biological assessment of on-going and long-term grazing on the Coronado National Forest. Unpubl. report. 348 p. + app.
Malusa, J., D. F. Gori, P. L. Warren, and E. S. Monarque. 1992. Population studies of sensitive plants of the Coronado National Forest, Arizona. The Arizona Nature Conservancy. Tucson, Arizona. 48 p.
U.S. Fish and Wildlife Service. 2005. The continued implementation of the land resource management plans for the eleven National Forests and National Grasslands of the Southwestern Region. Regional Office, Region 2 U.S. FWS, Albuquerque, NM. Cons. #2-22-0
Holycross, A. T. 1999. A Map of Potential Core Habitat for Crotalus willardi obscurus on Coronado National Forest Lands in Peloncillo Mountains: A Report to Malpai Borderlands Group. Biology Department, Arizona State University, Tempe, AZ, p. 164.