Calcaterra D., Parise M., Caputo P., De Pippo T., Langella A., Melluso L. & Morra V., 2005, Examples of lateral spreading in carbonate rocks of northern Madagascar, General Assembly of the European Geosciences Union, Session NH8.02 “Natural and anthropogenic hazards in karst areas”, 24-29/04/2005., Vienna (Austria), 2005,
URL: http://www.cnr.it/prodotto/i/172175

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