Pietrzak, Michał, Janusz Iskra, Bartosz Dziadek, and Paweł Gwiazdoń. “AN ANALYSIS OF SPORTS CAREER DEVELOPMENT IN THE 400-METRE DASH”. Journal of Physical Education & Health 10, no. 18 (December 31, 2021): 43-51. Accessed November 27, 2024. https://jpeh.po.opole.pl/index.php/jpeh/article/view/52.