Scarfì, L., H. Langer, G. Di Grazia, A. Ursino, and S. Gresta. “Analysis of Two Microearthquake Swarms in Southeastern Sicily: Evidence for Active Faults?”. Annals of Geophysics 44, no. 4 (December 25, 2001). Accessed April 23, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/3567.