LOWER SEMI-CONTINUITY IN A GENERALIZED METRIC SPACE . Advances in the Theory of Nonlinear Analysis and its Application, [S. l.], v. 6, n. 1, p. 143–147, 2023. Disponível em: https://atnaea.org/index.php/journal/article/view/107.. Acesso em: 17 jun. 2026.