1.
Muhammad Qasash Hasyim. Elementary School The Influence of Mental Training on Volleyball Team Performance at SMA 13 Makassar. JPHR [Internet]. 2025 Dec. 5 [cited 2026 Aug. 17];6(1):254-61. Available from: https://stokbinaguna.ac.id/jurnal/index.php/JPHR/article/view/5210