أ.د مواهب حميد الجبوري مما. The effect of exercises according to the differentiated education method in developing agility and learning the collar skill of students in rhythmic gymnastics. ms [Internet]. 2020 Dec. 30 [cited 2024 Apr. 29];19(4):0096. Available from: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/645