1. Met European Research Observatory, International Affiliates Program of the University Corporation for Atmospheric Research, Benevento, Italy
2. Departamento de Física de la Tierra y Astrofísica, Universidad Complutense de Madrid, Madrid, Spain
3. Instituto de Geociencias (IGEO), UCM–CSIC, Madrid, Spain
4. Dipartimento di Scienze della Terra, University of Turin, Turin, Italy
5. Centro Interdipartimentale sui Rischi Naturali in Ambiente Montano e Collinare, University of Turin, Turin, Italy
6. Istituto di Geoscienze e Georisorse, Consiglio Nazionale delle Ricerche, Pisa, Italy
7. Université Clermont Auvergne, INRAE, VetAgro Sup, UREP, Clermont-Ferrand, France