JALAUKHAN, Ghufran; AL-NAFIE, Z.D. Countable Paracompactness of Nano Topological Space Modeled by Pre-open Sets Structures. Journal of Kufa for Mathematics and Computer, [S. l.], v. 11, n. 1, p. 32–36, 2024. DOI: 10.31642/JoKMC/2018/110106 . Disponível em: https://journal.uokufa.edu.iq/index.php/jkmc/article/view/13356. Acesso em: 17 may. 2024.