CUEVA, M. C. Other characterizations of $\beta$-$\theta$-R0 topological spaces. Tamkang Journal of Mathematics, [S. l.], v. 44, n. 3, p. 303–311, 2013. DOI: 10.5556/j.tkjm.44.2013.1025. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/1025. Acesso em: 5 may. 2024.