Zhanar Seysenbayeva. MNDS. Achievements and new challenges in the area of education of independent Kazakhstan. Opción [Internet]. 6 de junio de 2019 [citado 16 de abril de 2025];34(85-2):337-52. Disponible en: https://mail.produccioncientificaluz.org/index.php/opcion/article/view/23799