South East Asian Journal of Mathematics and Mathematical Sciences (South East Asian J. Math. Math. Sci.) (20230101), 19, no.~2, 393-402. ISSN: 0972-7752 (print).eISSN: 2582-0850.
Subject
54 General topology -- 54A Generalities 54A10 Several topologies on one set
54 General topology -- 54C Maps and general types of spaces defined by maps 54C08 Weak and generalized continuity 54C10 Special maps on topological spaces