RAGO, Gabriella; MEZZETTI, Tiziana. Protection of geological heritage in the Italian landscape. Geografia Fisica e Dinamica Quaternaria, [S. l.], v. 31, n. 2, p. 247–249, 2008. Disponível em: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/308.. Acesso em: 7 nov. 2026.