DEY, S. .; CHANDRA RAY, G. . Covering properties in neutrosophic topological spaces. Neutrosophic Sets and Systems, [S. l.], v. 51, p. 525-537, 2022. Disponível em: http://fs.unm.edu/NSS2/index.php/111/article/view/2582. Acesso em: 30 may. 2023.