Senapati, Tapan, Monoranjan Bhowmik, Madhumangal Pal, and Bijan Davvaz. “Atanassov’s Intuitionistic Fuzzy Translations of Intuitionistic Fuzzy Subalgebras and Ideals in BCK/BCI-Algebras”. Eurasian Mathematical Journal 6, no. 1 (March 30, 2015): 96–114. Accessed October 8, 2025. https://emj.enu.kz/index.php/main/article/view/601.