Lombardo G, Coco G, Corrao M, Gresta S. Features of seismic events and volcanic tremor during the preliminary stages of the 1991-1993 eruption of Mt. Etna. Ann. Geophys. [Internet]. 1996Nov.25 [cited 2024Apr.26];39(2). Available from: https://www.annalsofgeophysics.eu/index.php/annals/article/view/3974