Lee, Kyoung Ja, and Young Bae Jun. “(∈,∈∨q)-OSMOTIC VALUES WITH APPLICATIONS IN BCK BCI-ALGEBRAS”. Italian Journal of Pure and Applied Mathematics 36 (July 29, 2016): 851–858. Accessed August 16, 2026. https://journals.uniurb.it/index.php/ijpam/article/view/6477.