SONG, Seok Zun; JUN, Young Bae. INTUITIONISTIC PERMEABLE VALUES IN BCK/BCI-ALGEBRAS. Italian Journal of Pure and Applied Mathematics, [S. l.], v. 36, p. 791–800, 2016. Disponível em: https://journals.uniurb.it/index.php/ijpam/article/view/6484. Acesso em: 16 aug. 2026.