SBORDONE, L. Urban Attractiveness And Competitiveness In Metropolitan Areas Of United States. Bollettino della Società Geografica Italiana, [S. l.], p. 717–746, 2005. DOI: 10.36253/bsgi-7058. Disponível em: https://bsgi.it/index.php/bsgi/article/view/7058. Acesso em: 17 oct. 2026.