Ground Electric Field, Atmospheric Weather and Electric Grid Variations in Northeast Greece Influenced by the March 2012 Solar Activity and the Moderate to Intense Geomagnetic Storms. - Georgios Anagnostopoulos; Anastasios Karkanis; Athanasios Kampatagis; Panagiotis Marhavilas; Sofia-Anna Menesidou; Dimitrios Efthymiadis; Stefanos Keskinis; Dimitar Ouzounov; Nick Hatzigeorgiu; Michael G. Danikas (Remote. Sens., 2024)