AHMED B. AL-NAFEE; AL-HAMIDO, Riad K.; SMARANDACHE, Florentin. Separation Axioms in Neutrosophic Crisp Topological Spaces. Neutrosophic Sets and Systems, [S. l.], v. 25, p. 25–32, 2019. Disponível em: https://fs.unm.edu/nss8/index.php/111/article/view/147.. Acesso em: 22 nov. 2024.