“MAKTAB МАТЕМАТИКА КURSIDA KОMBINATORIKA MASALALARINI YECHISHNI O’RGATISH METODIKASI”. Ta’limning zamonaviy transformatsiyasi 5, no. 2 (March 15, 2024): 30–38. Accessed January 24, 2026. https://pedagoglar.org/03/article/view/989.