frhan A, Anwar S. The Effect of Special Exercises Using Training Tools On the Development of Some Fundamental Skills for Youth Soccer Players Aged (15-17) years. jope [Internet]. 2018 Jun. 28 [cited 2024 May 4];30(2):520-34. Available from: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/380