K. Asmer, M. and محمد 2025. The effect of using learning program according to the changing of scheduling practice (massed-distributed) in learning front hand spring skill on vault apparatus in Gymnastic. Al-Rafidain Journal For Sport Sciences (RJSS). 19, 61 (Jun. 2025), 101–123. DOI:https://doi.org/10.33899/rajsport.2013.69630.