Cimini, G. B., C. Chiarabba, A. Amato, and H. Mahadeva Iyer. “Large Teleseismic P-Wave Residuals Observed at the Alban Hills Volcano, Central Italy”. Annals of Geophysics 37, no. 5 (November 25, 1994). Accessed August 12, 2022. https://www.annalsofgeophysics.eu/index.php/annals/article/view/4186.