“METHODOLOGICAL ASPECTS OF USING THE TECHNOLOGY OF THE ‘LANGUAGE PORTFOLIO’ IN TEACHING RUSSIAN AS A FOREIGN LANGUAGE” (2025) Educator Insights: Journal of Teaching Theory and Practice, 1(9), pp. 153–156. Available at: https://brightmindpublishing.com/index.php/EI/article/view/1428 (Accessed: 20 January 2026).