ЖАППАРБЕРГЕНОВА, Э. INTRODUCTION OF PBL TECHNOLOGY INTO THE EDUCATIONAL PROGRAM OF NATURAL SCIENCE. Scientific Journal of Pedagogy and Economics, [S. l.], v. 404, n. 4, p. 81–93, 2023. DOI: 10.32014/2023.2518-1467.536. Disponível em: http://89.250.84.46/bulletin-science/article/view/5696. Acesso em: 18 дек. 2025.