M.Hajy, Z., زيني, M.M Al Hiyali, N., & نوفل. (2025). Comparative Study for physical efficiency for the players Northern teams of handball in the lieght of the level achievement. Al-Rafidain Journal For Sport Sciences (RJSS), 15(52), 196–208. https://doi.org/10.33899/rajsport.2009.6223