ZHAOWEN LI; QINGGUO LI. On spaces with locally countable weak-bases. Scientia Series A: Mathematical Sciences, [S. l.], v. 19, p. 105–111, 2010. DOI: 10.71712/. Disponível em: https://revistas.usm.cl/scientia/article/view/145.. Acesso em: 6 jun. 2025.