Prado, G. M.; Bilate, M.; Wogel, H. Call Diversity of Leptodactylus Natalensis Lutz, 1930 (Anura; Leptodactylidae) . Pap. Avulsos Zool. 2007, 47 (6), 97-103. https://doi.org/10.1590/S0031-10492007000600001.