@misc{Wąsik_Jacek_Changes,
 author={Wąsik, Jacek and Cynarski, Wojciech J. and Szymczyk, Daniel and Vencesbrito, Antonio M. and Korobeynikov, Georgiy and Zwierko, Teresa},
 copyright={Akademia Wychowania Fizycznego w Poznaniu},
 howpublished={online},
 publisher={Akademia Wychowania Fizycznego w Poznaniu},
 language={eng},
 type={artykuły},
 title={Changes in foot pressure on the ground during Gyaku-Zuki (punch) in a karate athlete: a case study},
 keywords={martial arts, ground pressure, straight punch forward, Gyaku-Zuki, karate biomechanics},
}