Podstawski, Robert, Aneta Omelan, Monika Zapert, and Piotr Żurek. “SCHOOL AND OUT-OF-SCHOOL PHYSICAL ACTIVITY OF CHILDREN IN RURAL AREAS”. Physical Education of Students 18, no. 4 (August 28, 2014): 55–60. Accessed July 22, 2026. https://sportedu.org.ua/index.php/PES/article/view/193.