Ernesto Filippi; Rugiero, L.; Capula, M.; Capizzi, D. & Luiselli, L. (2005). "Comparative food habits and body size of five populations of Elaphe quatuorlineata: the effects of habitat variation, and the consequences of intersexual body size dimorphism on diet divergence". Copeia. 2005 (3): 517–525. doi:10.1643/ch-04-350r1. JSTOR4098561. S2CID86012420.
Ernesto Filippi; Rugiero, L.; Capula, M.; Capizzi, D. & Luiselli, L. (2005). "Comparative food habits and body size of five populations of Elaphe quatuorlineata: the effects of habitat variation, and the consequences of intersexual body size dimorphism on diet divergence". Copeia. 2005 (3): 517–525. doi:10.1643/ch-04-350r1. JSTOR4098561. S2CID86012420.
Ernesto Filippi; Rugiero, L.; Capula, M.; Capizzi, D. & Luiselli, L. (2005). "Comparative food habits and body size of five populations of Elaphe quatuorlineata: the effects of habitat variation, and the consequences of intersexual body size dimorphism on diet divergence". Copeia. 2005 (3): 517–525. doi:10.1643/ch-04-350r1. JSTOR4098561. S2CID86012420.