Azimov Nurmukhammad Shukhratovich, & Salohiddinova Muhsinakhon Muhammadjon qizi. (2023). 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(12), 211–214. Retrieved from https://wos.academiascience.org/index.php/wos/article/view/4569