JAHONOVA, X. G. qizi. TIMSS XALQARO TADQIQOTINING O‘RNI VA AHAMIYATI. SCHOLAR, [S. l.], v. 1, n. 18, p. 122–127, 2023. Disponível em: https://researchedu.org/index.php/openscholar/article/view/4232. Acesso em: 4 dec. 2024.