Gambino, S., Campisi, O., Falzone, G., Ferro, A., Guglielmino, F., Laudani, G. and Saraceno, B. 2007. Tilt measurements at Vulcano Island. Annals of Geophysics. 50, 2 (Dec. 2007), 233–247. DOI:https://doi.org/10.4401/ag-4419.