Bibliography

Papežík, P., M. Kubala, D. Jablonski, M. Doležálková-Kaštánková, L. Choleva, M. Benovics, and P. Mikulíček. 2021. Morphological differentiation of endemic water frogs (Ranidae: Pelophylax) from the southwestern Balkans. Salamandra 57: 105–123.