Elmi C, Bertoni W, Marabini F. The natural and man-induced subsidence of the Ravenna area, Po Plain. Geog. Fis. Dinam. Quat. [Internet]. 2005 Dec. 1 [cited 2026 Apr. 25];7:137-43. Available from: https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/1278