Achille, G., Brusaferro, A., Szabó, C., & Polini, N. About diet of Vipera ursinii (Bonaparte, 1835) in a central Apennine grassland landscape: What do they eat when orthoptera are not present? Fundación Mguel Lillo.
Chicago Style (17th ed.) CitationAchille, Gabriele, Andrea Brusaferro, Csaba Szabó, and Nazzareno Polini. About Diet of Vipera Ursinii (Bonaparte, 1835) in a Central Apennine Grassland Landscape: What Do They Eat When Orthoptera Are Not Present? Fundación Mguel Lillo.
MLA (9th ed.) CitationAchille, Gabriele, et al. About Diet of Vipera Ursinii (Bonaparte, 1835) in a Central Apennine Grassland Landscape: What Do They Eat When Orthoptera Are Not Present? Fundación Mguel Lillo.
Warning: These citations may not always be 100% accurate.