syah, F., 		Febriani, A., 		Aggraeni, D., 		Kusuma, M., & 		Mulyani, J.
2025 Apr 30.  The Effect of Fartlek Training on the Increase of Cardiorespiratory Endurance in Kumite Karateka of the Gokasi  Student Activity Unit Unsoed. Physical Activity Journal (PAJU). [Online] 7:1