Ursino, A., Langer, H., Scarfì, L., Di Grazia, G. and Gresta, S. 2001. Discrimination of quarry blasts from tectonic microearthquakes in the Hyblean Plateau (Southeastern Sicily). Annals of Geophysics. 44, 4 (Dec. 2001). DOI:https://doi.org/10.4401/ag-3569.