Arga, Mochhammad Imam Bastomi, Andun Sudjandoko, Dita Yuliastrid, and Testa Adi Nugroho. “The Effectiveness of Dumbbell Training on Improving Overhand Serve Ability in Volleyball: An Experimental Study on Beginner Athletes”. Sriwijaya Journal of Sport 5, no. 2 (March 18, 2026): 583–592. Accessed March 19, 2026. https://sjs.ejournal.unsri.ac.id/index.php/sjs/article/view/229.