SUBBULAKSHMI, D. . Minimal g?-Open and Maximal g?-Closed sets. Mathematical Statistician and Engineering Applications, [S. l.], v. 71, n. 4, p. 12986–12995, 2022. DOI: 10.17762/msea.v71i4.2666. Disponível em: https://philstat.org/index.php/MSEA/article/view/2666. Acesso em: 7 oct. 2025.