On Paracompact and Perfectly Zero Dimensional Spaces by Using Semi Feebly Open Sets. Eurasian Journal of Physics,Chemistry and Mathematics, [S. l.], v. 10, p. 1–7, 2022. Disponível em: https://geniusjournals.org/index.php/ejpcm/article/view/2111. Acesso em: 30 jan. 2026.