Cusimano, Girolamo, Salvatore Cannizzaro, Maurizio Giannone, and Donatella Privitera. “Retail in Sicily: An Overall View”. Bollettino della Società Geografica Italiana 3, no. 1 (June 21, 2021): 155–164. Accessed October 6, 2026. https://www.bsgi.it/index.php/bsgi/article/view/1002.