Ristić, Nemanja, Ljiljana Tomović, Rastko Ajtić, and Jelka Crnobrnja-Isailović. 2007. “First Record of the Four-Lined Snake <em>Elaphe quatuorlineata</Em> (Lacépède, 1789) in Serbia”. Acta Herpetologica 1 (2):135-39. https://doi.org/10.13128/Acta_Herpetol-1294.