METRICS AND METRIC SPACES OF SOFT MULTISETS. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 7, n. 1, p. 188–192, 2023. DOI: 10.33003/fjs-2023-0701-1275. Disponível em: https://fjs.fudutsinma.edu.ng/index.php/fjs/article/view/1275. Acesso em: 3 sep. 2025.