@misc{Wąsik_Jacek_Conception_2023,
 author={Wąsik, Jacek and Mosler, Dariusz and Góra, Tomasz and Scurek, Radomir},
 type={artykuł},
 publisher={Projack},
 title={Conception of effective mass and effect of force – measurement of taekwon-do master},
 address={Częstochowa},
 year={2023},
 language={eng},
}