Sanchiz, Borja, Miguel Tejedo, and M. J. Sánchez-Herráiz. “Osteological Differentiation Among Iberian Pelodytes (Anura, Pelodytidae)”. Graellsia 58, no. 2 (December 30, 2002): 35–68. Accessed July 23, 2024. https://graellsia.revistas.csic.es/index.php/graellsia/article/view/277.