Bukleski, Miha. “50th Anniversary of the International Chemistry Olympiad Successful for the Macedonian Olympiad Team”. Macedonian Journal of Chemistry and Chemical Engineering 37, no. 2 (December 15, 2018): 231–234. Accessed November 21, 2024. https://mjcce.org.mk/index.php/MJCCE/article/view/1662.