Krisimon, Yosua, Andi Rahman, and Siti Ayu Risma Putri. 2024. “Development of Drill Smash Training Models in Straight and Cross Directions to Improve Volleyball Smash Results at the SONS Club (Sriwijaya State Sports School) Palembang”. PPSDP International Journal of Education 3 (2):312-23. https://doi.org/10.59175/pijed.v3i2.305.