ZULFIQAR, M. <b>Some characterizations of (¯∈<sub>γ</sub>, ¯∈<sub>γ</sub> v<em> ¯q</em><sub>δ</sub>)-fuzzy fantastic ideals in BCH-algebras</b> - doi: 10.4025/actascitechnol.v35i1.15897. Acta Scientiarum. Technology, [S. l.], v. 35, n. 1, p. 123–129, 2013. DOI: 10.4025/actascitechnol.v35i1.15897. Disponível em: https://periodicos.uem.br/actascitechnol/index.php/ActaSciTechnol/article/view/15897. Acesso em: 7 set. 2025.