Jarjees, E., عناد, Hamdoon, O. and عمر (2025) “Impact of some aspects of muscle strength exercises in number of physical variables and the level of achievement for 50-meter freestyle swim for men”, Al-Rafidain Journal For Sport Sciences (RJSS), 20(66), pp. 158–193. doi: 10.33899/rajsport.2014.89593.