Irawan, Ricko, Bambang Priyono, Soedjatmiko Soedjatmiko, Imam Ciptaning Wahyu Santoso, Agung Wahyudi, and Adi S. “Biomechanical Kinetic Chain Analysis of Service Motion for Speed Ball Prediction Through SBM-03 App Development”. Physical Education Theory and Methodology 25, no. 3 (May 30, 2025): 601–608. Accessed July 10, 2026. https://www.tmfv.com.ua/journal/article/view/3330.