Weber-Rajek, M., A. Bethke, A. Radzimińska, E. Lulińska-Kuklik, and W. Zukow. “Zachowania Zdrowotne I Urazy Sportowe = Health Behaviors and Sport Injures”. Journal of Education, Health and Sport, vol. 6, no. 5, May 2016, pp. 119-30, https://apcz.umk.pl/JEHS/article/view/3514.