Azimov Nurmukhammad Shukhratovich, and Salohiddinova Muhsinakhon Muhammadjon qizi. “THEORETICAL BASIS OF DETERMINING KNOWLEDGE ASSESSMENT OF STUDENTS IN SCHOOL CHEMISTRY USING THE PROGRAMS OF INTERNATIONAL ASSESSMENT (PISA)”. Web of Scientist: International Scientific Research Journal 4, no. 12 (December 16, 2023): 211–214. Accessed November 25, 2024. https://wos.academiascience.org/index.php/wos/article/view/4569.