Ivashchenko, Olha, Oleg Khudolii, and Mykola Khudolii. “Physical Education of Schoolchildren As a Managed Learning Process: Theoretical and Methodological Foundations, a Systems Perspective, and Modelling”. Physical Education Theory and Methodology 26, no. 2 (March 30, 2026): 223–229. Accessed May 10, 2026. https://tmfv.com.ua/journal/article/view/4190.