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: http://www.rgnpublications.com/journals/index.php/cma/article/view/3293. Acesso em: 5 dec. 2025.