RENUKADEVI, V. On subsets of ideal topological spaces. CUBO, A Mathematical Journal, [S. l.], v. 12, n. 2, p. 43–52, 2010. DOI: 10.4067/S0719-06462010000200004. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/1406. Acesso em: 29 apr. 2024.