Andonov, K., Dyugmedzhiev, A., Naumov, B., Todorov, N. and Vergilov, V. 2025. A comparative analysis of female genitalia of seven Old World snake species using a silicone modeling technique. Acta Herpetologica. 20, 1 (May 2025), 29–39. DOI:https://doi.org/10.36253/a_h-16881.