FERRARA, R.; FORCELLATI, L.; STROZZA, S. Geographical Distribution Of Foreign Communities In Italy. Bollettino della Società Geografica Italiana, [S. l.], p. 619–639, 2010. DOI: 10.36253/bsgi-7296. Disponível em: https://www.bsgi.it/index.php/bsgi/article/view/7296. Acesso em: 15 oct. 2026.