Jariono, Gatot, Nurhidayat, Pungki Indarto, Vera Septi Sistiasih, Haris Nugroho, and Uzizatun Maslikah. 2024. “Physical Activity Training Methods to Improve the Physical Condition of Volleyball Players: A Systematic Review”. Physical Education Theory and Methodology 24 (1):118-29. https://doi.org/10.17309/tmfv.2024.1.15.