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Carter J., Leonard B. P. A Review of the Literature on the Worldwide Distribution, Spread of, and Efforts to Eradicate the Coypu (Myocastor coypus) (англ.) // Wildlife Society Bulletin (1973-2006) : journal. — 2002. — Vol. 30, iss. 1. — P. 162—175. — ISSN0091-7648. — JSTOR3784650.