Peralta, Rafael. “First Record of the Cerro Petlalcala Montane Pitviper (Cerrophidion Petlalcalensis) in the State of Puebla, México”. Reptiles & Amphibians, vol. 31, no. 1, Dec. 2024, p. e22537, https://doi.org/10.17161/randa.v31i1.22537.