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♦ 1Geographic variation in the diet composition of a secretive Mediterranean colubrid snake: Coronella girondica from Spain and Italy, Luca Luiselli, Juan M. Pleguezuelos, Massimo Capula, Carmen Villafranca, Ital. J. Zool., 68: 57-60 (2001)
♦ 2Food habits of Zamenis longissimus (Laurenti, 1768) (Reptilia: Serpentes: Colubridae) in Bieszczady (south-eastern Poland), BARTÅOMIEJ NAJBAR, Vertebrate Zoology 57 (1) 2007, 73-77