Znak N, Sedova N. APPROACHES TO THE DEVELOPMENT OF KEY COMPETENCIES OF THE 21ST CENTURY IN THE NATIONAL RESEARCH UNIVERSITY HIGHER SCHOOL OF ECONOMICS. SIE [Internet]. 2018 May 25 [cited 2024 May 5];1:656-6. Available from: https://journals.ru.lv/index.php/SIE/article/view/3238