Fibrewise Multi-Perfect Topological Spaces. Ibn AL-Haitham Journal For Pure and Applied Sciences, [S. l.], v. 36, n. 4, p. 396–406, 2023. DOI: 10.30526/36.4.2911. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/2911.. Acesso em: 20 may. 2024.