MARIAPRESENTI*, L.; AROCKIARANI, I. VAGUE GENERALIZED ALPHA CLOSED SETS IN TOPOLOGICAL SPACES. International Journal of Mathematical Archive, [S. l.], v. 7, n. 8, 2016. Disponível em: http://ijma.info/index.php/ijma/article/view/4383. Acesso em: 19 may. 2026.