Dilnavoz Toshtemir qizi, Shobiddinova. “MATEMATIK MASALALARNI YECHISH USULLARI HAQIDA”. Scientific Impulse 1, no. 3 (November 1, 2022): 236–238. Accessed March 19, 2025. http://nauchniyimpuls.ru/index.php/ni/article/view/898.