VERSTAPPEN, Herman Th. Science and technology for natural disaster reduction. Geografia Fisica e Dinamica Quaternaria, [S. l.], v. 3, n. 3, p. 199–200, 1999. Disponível em: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/1189.. Acesso em: 30 jul. 2026.