COSTANTINI, Edorardo A. C.; NAPOLI, Rosario. Properties and geographic relevance of fragipan and other close-packed horizons in a non-glaciated Mediterranean Region. Geografia Fisica e Dinamica Quaternaria, [S. l.], v. 19, n. 1, p. 29–45, 1996. Disponível em: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/607.. Acesso em: 6 apr. 2025.