Vargas, Josué, and Cesar Luis Barrio Amorós. “Presence of the Plump Frog, Elachistocleis Pearsei (Ruthven 1914), in Costa Rica”. Reptiles & Amphibians 30, no. 1 (January 18, 2023): e18393. Accessed May 11, 2025. https://journals.ku.edu/reptilesandamphibians/article/view/18393.