J. MAMATOV; Q. ERGASHEV. Some Cardinal Properties of Weakly Separable Spaces. Eurasian Journal of Physics,Chemistry and Mathematics, [S. l.], v. 16, p. 95–97, 2023. Disponível em: https://geniusjournals.org/index.php/ejpcm/article/view/3750. Acesso em: 9 jan. 2025.