Muratovic, A., Petkovic, J., Bojanic, D., Vasiljevic, I. Veröffentlicht in Acta Kinesiologica (2015) “... that cover the area of: segment speed, flexibility, explosive leg strength, explosive power of arms...”
Bompa, T., Carrera, M. Veröffentlicht 2015 “... increase young athletes` coordination, flexibility, speed, strength, and endurance. It contains a proven...”