XABIBOVNA, M. S. INTERNATIONAL ASSESSMENT SYSTEMS: PIRLS EXPERIENCE AND ITS SIGNIFICANCE. Research Focus International Scientific Journal, [S. l.], v. 5, n. 5, p. 114–118, 2026. Disponível em: https://refocus.uz/index.php/rf/article/view/2259. Acesso em: 13 jun. 2026.