Yenigün, Özlem, Çolak, T., Bamaç, B., Yenigün, N., Özbek, A., Bayazıt, B. and Çolak, E. 2008. The determination of isokinetic performance values of knee joint and Hamstring (flexor)/Quadriceps (extensor) ratios differences in Volleyball players’. Journal of Human Sciences. 5, 1 (Jun. 2008).