KULKARNI, M.; KARNEL, J. On Upper and Lower fsgb-Continuous Multifunctions in Fuzzy Topological Spaces. Communications in Mathematics and Applications, [S. l.], v. 15, n. 4, p. 1409–1415, 2024. DOI: 10.26713/cma.v15i4.3293. Disponível em: https://www.journals.rgnpublications.com/index.php/cma/article/view/3293. Acesso em: 26 oct. 2025.