Abdul-nassir Mirza Hamza, Abdul Rahman Majeed Rashid. Productive thinking for the trainers and players in the premier league of hand ball and its relationship arrangement of teams. ms [Internet]. 2019 Mar. 31 [cited 2025 Apr. 2];18(1):1-10. Available from: https://jcopew.uobaghdad.edu.iq/index.php/sport/article/view/1049