SHARKASY, M. E. New types of -Open Sets and Associated Weak Separation Axioms. JOURNAL OF ADVANCES IN MATHEMATICS, [S. l.], v. 12, n. 2, p. 5862–5869, 2016. DOI: 10.24297/jam.v12i2.535. Disponível em: https://rajpub.com/index.php/jam/article/view/535. Acesso em: 17 may. 2024.