YANG, Yongwei; XIN, Xiaolong. ON CHARACTERIZATIONS OF BL-ALGEBRAS VIA IMPLICATIVE IDEALS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 37, p. 493–506, 2017. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6683. Acesso em: 16 sep. 2026.