A. DEVIKA; A. THILAGAVATHI. $M$*-open Sets in Topological Spaces. International Journal of Mathematics And its Applications, [S. l.], v. 4, n. 1 - B, p. 1–8, 2016. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/560. Acesso em: 19 may. 2024.