Естурлиева А.И., Жайлаубаева Ж.А. and Аккенжеева А.Ш. (2025) “SECTION OF SOCIAL AND ECONOMIC SCIENCES”, Research Retrieval and Academic Letters, (8). Available at: https://ojs.scipub.de/index.php/RRAL/article/view/5202 (Accessed: 5 May 2026).