1.
BRYLIŃSKI, Łukasz, WOLIŃSKI, Filip, DUDA, Piotr, DROŻAK, Paulina, KOSTELECKA, Katarzyna and BAJ , Jacek. Overtraining syndrome - what we already know. Journal of Education, Health and Sport. Online. 18 June 2022. Vol. 12, no. 6, pp. 192-204. [Accessed 25 December 2025]. DOI 10.12775/JEHS.2022.12.06.020.