Fadhil Rasheed, Nawfal. “Effect of Using Immediate and Delayed Feedbacks in Learning Some Basic Skills of Badminton Game”. Al-Rafidain Journal For Sport Sciences 18, no. 59 (December 1, 2012): 231–258. Accessed January 11, 2026. https://rsprs.uomosul.edu.iq/index.php/rsprs/article/view/50860.