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William E.W.E.DuellmanWilliam E.W.E., MiguelM.LizanaMiguelM., Biology of a Sit-and-Wait Predator, the Leptodactylid Frog Ceratophrys cornuta, „Herpetologica”, 50 (1), 1994, s. 51–64, ISSN0018-0831, JSTOR: 3892875 [dostęp 2021-07-30].