A Constant Rotating Kerr-Newman Black Hole with No Net Electrical Charge. Global Journal of Science Frontier Research, [S. l.], v. 17, n. A5, p. 5–14, 2017. Disponível em: https://testing.journalofscience.org/index.php/GJSFR/article/view/2105. Acesso em: 5 feb. 2026.