Lima-Araujo, Frede, et al. “Efficiency of Photo Identification of Inguinal Color Patterns of Pithecopus Gonzagai (Anura: Phyllomedusidae) from Northeastern Brazil”. Phyllomedusa: Journal of Herpetology, vol. 20, no. 1, June 2021, pp. 67-74, https://doi.org/10.11606/issn.2316-9079.v20i1p67-74.