G. Crosta and C. A. Garzonio, “Subsidence and slope deformation phenomena in the Gavorrano mining area (Tuscany, Italy)”, Geog. Fis. Dinam. Quat., vol. 19, no. 2, pp. 315–323, Dec. 1996, Accessed: Jun. 16, 2025. [Online]. Available: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/595