Catalogues of historical landslides and frequency of landslide events in italy.

Rossi M., Peruccacci S., Guzzetti F., 2005, Catalogues of historical landslides and frequency of landslide events in italy., EGU, 2005,
URL: http://www.cnr.it/prodotto/i/118104

Data from https://intranet.cnr.it/people/