[1]
MURRI, A., FUSARI, R. and SCUTERINI, C. 1974. The mutual relations between solar activity, thunderstorms and Vertical Gradients of Electro Atmospheric Potential. Annals of Geophysics. 27, 1-2 (Nov. 1974), 37–45. DOI:https://doi.org/10.4401/ag-4912.