HILA, KOSTAQ; NAKA, KRISANTHI. Ternary semihypergroups characterized by fuzzy bi-hyperideals. Utilitas Mathematica , [S. l.], v. 102, 2022. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/1253. Acesso em: 7 may. 2026.