Villarruel Oviedo, Isabel, and Stella de la Torre. “Preliminary Study of Land Snails in San Cristobal Island, Galapagos”. ACI Avances en Ciencias e Ingenierías 6, no. 2 (December 19, 2014). Accessed April 22, 2026. https://revistas.usfq.edu.ec/index.php/avances/article/view/177.