@misc{Zych_Michał_Approaches_2017,
 author={Zych, Michał and Stec, Krzysztof and Pilis, Anna and Pilis, Wiesław and Michalski, Cezary and Pilis, Karol and Kosiński, Damian},
 type={artykuł},
 publisher={Projack},
 title={Approaches to describe ventilatory threshold in professional sports},
 address={Częstochowa},
 year={2017},
 language={eng},
}