Azatova Sevara Nematjon qizi. “IQTISODIY MASALALAR MATEMATIK USULLAR BILAN YECHISH O‘RGANISH”. Journal of new century innovations 43, no. 2 (January 4, 2024): 9–15. Accessed April 14, 2025. https://newjournal.org/new/article/view/10471.