Mahmood Ayoob Ayoob D-B. Administrative and technical obstacles in the five-way football championship between high schools in Mousel City from the viewpoint of the teachers of sports education. BERJ [Internet]. 2020 Jul. 1 [cited 2025 Oct. 26];16(3):795-812. Available from: https://moss.uomosul.edu.iq/index.php/berj/article/view/39397