Heyer, W. Ronald, and Craig C. Mello. “Descriptions of the Advertising Calls of Cycloramphus Asper and Cycloramphus Dubius (Amphibia: Leptodactylidae)”. Papéis Avulsos de Zoologia 32, no. 1-23 (1978-1979) (February 20, 1979): 193–200. Accessed July 17, 2024. https://revistas.usp.br/paz/article/view/211167.