Upper and Lower Weak $(\tau_1,\tau_2)$-continuity. European Journal of Pure and Applied Mathematics, Maryland, USA, v. 17, n. 3, p. 1705–1716, 2024. DOI: 10.29020/nybg.ejpam.v17i3.5238. Disponível em: https://ejpam.com/index.php/ejpam/article/view/5238. Acesso em: 27 sep. 2024.