Caredio, Francesco, Doriano Castaldini, and Alberto Puccinelli. 1996. “Gravitational Slope Deformations Near the Abetone Pass (Tuscan-Emilian Apennines)”. Geografia Fisica E Dinamica Quaternaria 19 (2): 287-96. https://www.gfdq.glaciologia.it/index.php/GFDQ/article/view/593.