AL-OBIADI, A.K. -Generalized b- Closed Sets in Topological Spaces. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 24, n. 3, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/807.. Acesso em: 19 nov. 2024.