ROSHMI, R.; HOSSAIN, M. Properties of Separation Axioms in Bitopological Spaces. Journal of Bangladesh Academy of Sciences, [S. l.], v. 43, n. 2, p. 191–195, 2020. DOI: 10.3329/jbas.v43i2.45740. Disponível em: https://banglajol.info/index.php/JBAS/article/view/45740. Acesso em: 22 dec. 2024.