BOBOJONOV AZAMAT BEKPULATOVICH. EDUCATIONAL STUDY OF THE QUALITY OF MATHEMATICS AND NATURAL SCIENCES IN PRIMARY EDUCATION INTERNATIONAL RESEARCH ON (TIMSS) . EPRA International Journal of Research and Development (IJRD), [S. l.], v. 9, n. 2, p. 90–92, 2024. Disponível em: https://eprajournals.net/index.php/IJRD/article/view/3780. Acesso em: 3 jul. 2024.