ORTOLANI, M.; ALFIERI, N. Sur l´évolution morphologique de l´ancien delta du Pô. ERDKUNDE, [S. l.], v. 19, n. 4, p. 325–331, 1965. DOI: 10.3112/erdkunde.1965.04.07. Disponível em: https://journals-test.ulb.uni-bonn.de/index.php/erdkunde/article/view/1480. Acesso em: 8 oct. 2024.