Muhamad, Rizki Khofiudin Nur, Imam Hariadi, and Nurrul Riyad Fadhli. 2024. “The Effectiveness of the High Intensity Interval Training (HITT) Method on Increasing the Leg Muscle Power of Volleyball Players”. Indonesian Journal of Sport Management 4 (4). https://doi.org/10.31949/ijsm.v4i4.11581.