Aziza Amonova. “PISA XALQARO BAHOLASH DASTURIDA MATEMATIK MULOHAZA YURITISH VA MASALALAR YECHISH”. ILMIY TADQIQOT VA INNOVATSIYA 1, no. 3 (September 30, 2022): 20–23. Accessed November 23, 2024. https://ilmiytadqiqot.uz/index.php/iti/article/view/69.