Samy M. MOSTAFA; Mostafa A. HASSAN. The Concept of Fuzzy Derivations BCC-Ideals on BCC-Algebras. Recent Advances in Mathematical Research and Computer Science Vol. 2, [S. l.], p. 133–146, 2021. DOI: 10.9734/bpi/ramrcs/v2/14036D. Disponível em: https://stm.bookpi.org/RAMRCS-V2/article/view/4465. Acesso em: 4 jun. 2026.