PISA VA TIMSS XALQARO TADQIQOT DASTURLARINING GEOGRAFIYA BO‘YICHA O‘QUVCHILAR BILIMINI TAHLIL QILISH. AIJMR. 2025;2(6):325-332. Accessed May 19, 2026. https://universalpublishings.com/index.php/aijmr/article/view/12718