D. SHEEBA; N. NAGAVENI. An Application of Weakly Generalized Closed Graphs. International Journal of Mathematics And its Applications, [S. l.], v. 5, n. 2 - C, p. 403–409, 2017. Disponível em: https://ijmaa.in/index.php/ijmaa/article/view/834. Acesso em: 22 jul. 2024.