Ali Mahdi Hadi Al-Jamali and Hisham Atta Abdul Hussein Al-Jubouri 2024. The effect of special exercises on some functional variables and cognitive abilities and their relationship to the level of performance of second-class referees in the game of football. Modern Sport. (Apr. 2024), 0119–0129. DOI:https://doi.org/10.54702/3ckewn78.