Singularities in Global Hyperbolic Space-time Manifold. Asian Journal of Applied Science and Engineering, [S. l.], v. 5, n. 1, p. 41–58, 2016. DOI: 10.18034/ajase.v5i1.65. Disponível em: https://ajase1.codexcafe.net/index.php/ajase/article/view/65. Acesso em: 7 nov. 2024.