Authenticated (20/11/07) by Dr David Aurioles Gamboa, Laboratorio de Ecologia de Pinnipedos "Burney J. Le Boeuf", Centro Interdisciplinario de Ciencias Marinas,Instituto Politecnico Nacional, Mexico.
Jefferson, T.A., Leatherwood, S. and Webber, M.A. (1993) FAO Species Identification Guide. Marine Mammals of the World. Food and Agriculture Organization of the United Nations, Rome.
Arnould, J.P.Y. (2002) Southern Fur Seals. In: Perrin, W.F., Würsig, B. and Thewissen, J.G.M. Eds. Encyclopedia of Marine Mammals. Academic Press, London.
Macdonald, D. (2001) The New Encylopedia of Mammals. Oxford University Press, Oxford.
Maravilla, O. and Lowry, M. (1999) Incipient breeding colony of Guadalupe fur seal at Isla Benito del Este, Baja California, México. Marine Mammal Science, 15 (1): 239 - 241.
Gallo, J.P. (1994) Factors affecting the population status of the Guadalupe fur seal, Arctocephalus townsendi (Merriam, 1897), at Isla Guadalupe, Baja California, México. PhD Thesis, University of California, Santa Cruz, U.S.A.
Aurioles-Gamboa, D. and Camacho-Ríos, F.J. (2007) Diet and feeding overlap of two otariids, Zalophus californianus and Arctocephalus townsendi: Implications to survive environmental uncertainty. Aquatic Mammals, 33 (3): 315 - 326.