Maxmudov, Farrux, and Jahongir Norboyev. “SHUR TEOREMASI VA UNING OLIMPIADA MASALALARIGA TATBIQI”. Educational Research in Universal Sciences 2, no. 8 SPECIAL (August 28, 2023): 152–155. Accessed January 26, 2026. https://erus.uz/index.php/er/article/view/3637.