Wathiq Ayed Kazem, and Ali Salman Abd. “Designing and Standardizing a Device to Measure Agility for Some Offensive Kicks in Terms of the Static and Moving Balance Mechanism for Young Taekwondo Players of Ages (15-17) Years”. Mustansiriyah Journal of Sports Science, vol. 3, no. 4, Feb. 2024, pp. 74-85, doi:10.62540/mjss.2021.03.04.08.