Four Subjects in Solar Physics from the Point of View of the Electric Current Approach. Global Journal of Science Frontier Research, [S. l.], v. 21, n. A3, p. 33–45, 2021. DOI: 10.34257/GJSFRAVOL21IS3PG33. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/3015. Acesso em: 9 aug. 2026.