ABDULLAYEV, I. K. .; ABDURAKHMANOVA , S. . APPLICATION OF THE INTERNATIONAL KNOWLEDGE ASSESSMENT SYSTEM IN THE PISA FORMAT ON THE TOPIC "ALI KUSHCHI AND HIS GEOGRAPHICAL HERITAGE". Journal of Geography and Natural Resources, [S. l.], v. 5, n. 02, p. 66–71, 2025. DOI: 10.37547/supsci-jgnr-05-02-10 . Disponível em: https://topjournals.uz/index.php/jgnr/article/view/422. Acesso em: 20 apr. 2026.