SET-BASED ORDERING ON SIMPLE MULTISETS OF INCOMPARABLE OBJECTS. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 3, n. 2, p. 263–267, 2023. Disponível em: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/1513. Acesso em: 12 sep. 2025.