Faenza, Licia, and Warner Marzocchi. “The Proportional Hazard Model As Applied to the CSEP Forcasting Area in Italy”. Annals of Geophysics 53, no. 3 (November 5, 2010): 77–84. Accessed May 8, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/4759.