Winiarska, Angelika, Anna Ziółkowska, Konrad Świtaj, and Paweł Wojtczak. “Balance of Individuals at Different Age Involved in Physical Activity – Review of Publications”. Journal of Education, Health and Sport 7, no. 7 (July 31, 2017): 978–985. Accessed December 26, 2024. https://apcz.umk.pl/JEHS/article/view/4852.