GANDOLFO, SALVATORE. “SUL REGIME DI VARIAZIONE DIURNA DEL POTENZIALE DEL CAMPO ELETTRICO ATMOSFERICO NORMALE, A MESSINA”. Annals of Geophysics 8, no. 3 (November 25, 1955): 315–324. Accessed April 26, 2024. https://www.annalsofgeophysics.eu/index.php/annals/article/view/5677.