Spinetti, Claudia, Giuseppe Giovanni Salerno, Tommaso Catalbiano, Elisa Carboni, Lieven Clarisse, Stefano Corradini, Roy Gordon Grainger, et al. “Volcanic SO2 by UV-TIR Satellite Retrievals: Validation by Using Ground-Based Network at Mt. Etna”. Annals of Geophysics 57 (March 3, 2015). Accessed April 3, 2026. https://www.annalsofgeophysics.eu/index.php/annals/article/view/6641.