Khoirudin, Dwi, Henri Gunawan Pratama, Danang Ari Santoso, and Baskoro Nugroho Putro. “The Impact of Drill Exercise and Games Approach on Improving Under-Passing Ability in Adolescent Female Volleyball Athletes”. Physical Education and Sports: Studies and Research 2, no. 2 (October 31, 2023): 142-151. Accessed December 30, 2024. https://jse.rezkimedia.org/index.php/pes/article/view/276.