Suhad Ibrahim Hamdan. The effect of anaerobic exercises with a critical speed index for the effectiveness of 200m and some physical and functional abilities of the class (46 T, T47) in the second special preparation stage. ms [Internet]. 2019 Dec. 30 [cited 2025 May 11];18(4):471-8. Available from: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/1510