Blain, Hugues-Alexandre, and Oscar J. Arribas. “A Description of the Skeletal Morphology of Rana pyrenaica (Anura: Ranidae), With Comments on Functional Morphology, Ecological Adaptation and Relationships With Other Iberian Ranids”. Zootaxa 4319, no. 3 (September 13, 2017): 510–530. Accessed April 3, 2025. https://mapress.com/zt/article/view/zootaxa.4319.3.5.