Čupona Ǵorǵi, Celakoski N, Ilić S. ON MONOASSOCIATIVE GROUPOIDS. Mat. Bilt. [Internet]. 2002 Jan. 1 [cited 2026 Aug. 15];26(1):5-16. Available from: https://bilten.smm.org.mk/index.php/bilten/article/view/1680