Abd. Rahim, Muhammad, Didik Purwanto, Sardiman Sardiman, and Nyoman Sukrawan. “The Effect of Imagery Training on the Self Confidence of Students at SMP 19 Palu Students in Playing Volleyball”. International Journal on Advanced Science, Education, and Religion 9, no. 3 (September 30, 2026): 238-243. Accessed October 20, 2026. https://ojs.staialfurqan.ac.id/IJoASER/article/view/1861.