Korabiusz, Katarzyna, Agata Wawryków, Anna Fabian-Danielewska, Agnieszka Wilczyńska, Inga Janik, Mirela Niedzielska, Martyna Maciejewska, and Monika Stecko. “Physical Activity of Elderly People”. Journal of Education, Health and Sport 8, no. 9 (August 22, 2018): 405–413. Accessed April 15, 2025. https://apcz.umk.pl/JEHS/article/view/5852.