[1]
Szark-Eckardt, M., Kowalczyk, Łukasz, Żukowska, H. and Łubkowska, W. 2015. Doping and supplementation applied in Bydgoszcz gyms. Quality in Sport. 1, 2 (Jun. 2015), 26–42. DOI:https://doi.org/10.12775/QS.2015.009.