New Insights into the Simulations of Electric Currents for Discharges and ULF Magnetic-Field Perturbations: Applications to the Popocatepetl Volcano and a Micro-Discharge Model. - Vladimir Grimalsky; Anatolyi Kotsarenko; Vsevolod Yutsis; Sergey Pulinets; Abraham Del Razo Gonzalez (Remote. Sens., 2024)