Kadhim, H. , Hussain, M. و Fathi, M. (2024) "The Effect of Competitive Exercises Using Physical Performance Tracking Technology (GPS Playertek Plus and Polar H9) on Developing Speed in Iraqi Premier League Football Players", Journal of Physical Education, 36(4), ص 961–979. doi:10.37359/JOPE.V36(4)2024.2225.