Forrest, Steven C.; Biggins, Dean E.; Richardson, Louise; Clark, Tim W.; Campbell, Thomas M., III; Fagerstone, Kathleen A.; Thorne, E. «Population attributes for the black-footed ferret (Mustela nigripes) at Meeteetse, Wyoming, 1981–1985». Journal of Mammalogy, 69, 2, 1988, pàg. 261–273. DOI: 10.2307/1381377. JSTOR: 1381377.
Hillman, Conrad N.; Clark, Tim W. «Mustela nigripes». Mammalian Species, 126, 126, 1980, pàg. 1–3. DOI: 10.2307/3503892.
Richardson, Louise; Clark, Tim W.; Forrest, Steven C.; Campbell, Thomas M. «Winter ecology of black-footed ferrets (Mustela nigripes) at Meeteetse, Wyoming». The American Midland Naturalist, 117, 2, 1987, pàg. 225–239. DOI: 10.2307/2425964. JSTOR: 2425964.
Forrest, Steven C.; Biggins, Dean E.; Richardson, Louise; Clark, Tim W.; Campbell, Thomas M., III; Fagerstone, Kathleen A.; Thorne, E. «Population attributes for the black-footed ferret (Mustela nigripes) at Meeteetse, Wyoming, 1981–1985». Journal of Mammalogy, 69, 2, 1988, pàg. 261–273. DOI: 10.2307/1381377. JSTOR: 1381377.
Richardson, Louise; Clark, Tim W.; Forrest, Steven C.; Campbell, Thomas M. «Winter ecology of black-footed ferrets (Mustela nigripes) at Meeteetse, Wyoming». The American Midland Naturalist, 117, 2, 1987, pàg. 225–239. DOI: 10.2307/2425964. JSTOR: 2425964.
Biggins, Dean E. and Max H. Schroeder. (1988). Historical and present status of the black-footed ferret. pp. 9397. In Eighth Great Plains Wildlife Damage Control Workshop, USDA Forest Service Gen. Tech. Rpt. RM-154, Rapid City, South Dakota.