BARBERA, A. Geographical Sciences And The Territorial Framework Of The Regional And Local Governments. Bollettino della Società Geografica Italiana, [S. l.], p. 359–370, 2000. DOI: 10.36253/bsgi-6822. Disponível em: https://www.bsgi.it/index.php/bsgi/article/view/6822. Acesso em: 16 oct. 2026.