Goncharova, Nataliia. “Fundamental Principles of the Concept of Health-Forming Technologies in the Process of Physical Education of Primary-School Aged Children”. Journal of Education, Health and Sport 7, no. 1 (January 27, 2017): 633–648. Accessed June 16, 2024. https://apcz.umk.pl/JEHS/article/view/5649.