Hubungan Daya Ledak Otot Lengan Bahu Dengan Kecepatan Pukulan Gyaku Tsuki Atl…

The problem in this research is the gyaku tsuki hit still lacking, this is seen when the athlete does kumite and several factors are causing inaccurate hit to the target. The type of this research is a type of correlation research that is used to compare a measurement of two different variables in order to determine the level of the correlation between the variables. The population in this rese…