Moschella, Salvatore, Andrea Cannata, Giuseppe Di Grazia, and Stefano Gresta. “Insights into Lava Fountain Eruptions at Mt. Etna by Improved Source Location of the Volcanic Tremor”. Annals of Geophysics 61, no. 4 (October 31, 2018): VO446. Accessed March 29, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/7552.