$\varepsilon$-Lukasiewicz fuzzy UP (BCC)-subalgebras of UP (BCC)-algebras. Eur. J. Pure Appl. Math. [Internet]. 2024 Jul. 31 [cited 2024 Sep. 27];17(3):2235-4. Available from: https://ejpam.com/index.php/ejpam/article/view/5311