Assist.Lecturer, Adnan Muhammad Shenawah, Assist. Prof. Dr. Abdulla Mohammed Tayawy. THE EFFECT OF SIMULTANEOUS COMPETITION EXERCISES WITH THE (CROSS FIT) ON THE PERFORMANCE ENDURANCE OF YOUNG SOCCER PLAYERS. Amer. Jour. of Peda. and Educ. Rese. [Internet]. 2023 Apr. 21 [cited 2024 Nov. 26];11:235-54. Available from: https://americanjournal.org/index.php/ajper/article/view/694