Mamajonov, Sanjarbek, and Nazira Haydarova. “BOSHLANGʻICH SINFLARDA MATEMATIKA OʻQITISHNING AYRIM USULLARI”. University Research Base (April 18, 2024): 668–671. Accessed April 14, 2025. https://scholar.kokanduni.uz/index.php/rb/article/view/701.