ZHAN, Jianming; LIU, Qi; KIM, Hee Sik. ROUGH FUZZY (FUZZY ROUGH) STRONG h-IDEALS OF HEMIRINGS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 34, p. 483–496, 2015. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6315. Acesso em: 7 aug. 2026.