BERRINO, Giovanna, et al. “Interpretation of Spatiotemporal Gravity Changes Accompanying the Earthquake of 21 August 2017 on Ischia (Italy)”. Contributions to Geophysics and Geodesy, vol. 51, no. 4, Dec. 2021, pp. 345-71, doi:10.31577/congeo.2021.51.4.3.