KRIKOS, Constantinos. Foundations of the Electromagnetic Theory. Open Science Journal, [S. l.], v. 3, n. 1, 2018. DOI: 10.23954/osj.v3i1.1369. Disponível em: https://osjournal.org/ojs/index.php/OSJ/article/view/1369. Acesso em: 15 sep. 2025.