Transition towards DC micro grids: From an AC to a hybrid AC and DC energy infrastructure. SPOOL, [S. l.], v. 4, n. 2, p. 79–84, 2017. DOI: 10.7480/spool.2017.2.1934. Disponível em: https://spool.ac/index.php/spool/article/view/69. Acesso em: 22 feb. 2026.