Di Bello, G., V. Lapenna, M. Macchiato, C. Satriano, C. Serio, and V. Tramutoli. “Parametric Time Series Analysis of Geoelectrical Signals: An Application to Earthquake Forecasting in Southern Italy”. Annals of Geophysics, vol. 39, no. 1, Nov. 1996, doi:10.4401/ag-3947.