[1]
Ibraheem Khaleel, K., خليل, Rashed, A. and علي 2025. The effect of Keller’s model is accompanied by direct mental training, focusing attention, and teaching volleyball skills to students. Al-Rafidain Journal For Sport Sciences (RJSS). 27, 85 (Jun. 2025), 177–196. DOI:https://doi.org/10.33899/rjss.2024.185223.