1. School of Science and Technology, Università degli Studi di Camerino, Camerino, Italy
2. Geoservizi s.r.l. Ripalimosani, Italy
3. Department of Engineering and Geology, Università degli Studi ‘G. d’Annunzio’ Chieti-Pescara, Laboratory of Tectonic Geomorphology and GIS, Chieti Scalo, Italy