Górski, M., Starczewski, M., Pastuszak, A., Mazur-Rózycka, J., Gajewski, J., Busko, K. Veröffentlicht in Journal of Human Kinetics (2018) “...The aim of the study was to investigate changes of strength and power of the lower extremities...”
Bompa, T., Carrera, M. Veröffentlicht 2015 “... increase young athletes` coordination, flexibility, speed, strength, and endurance. It contains a proven...”