Terranova O. & Ferrari E., 2004, An approach to investigate climatic changes_ variable threshold analysis of rainy events., 1st Italian-Russian Workshop "New Trends in Hydrology", pp. 189–198, Cosenza, 24 - 26 september 2002,
URL: http://www.cnr.it/prodotto/i/88644

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