Darussalam, Ahmad Muttaqin, Mahmud Yunus, and Heri Purnama Pribadi. “The Effect of Box Jump, Box Shuffle, and Squat Jump Training on Speed in Badminton UKM Athletes, State University of Malang”. Jurnal Pendidikan Tambusai 7, no. 2 (August 9, 2023): 14851–14855. Accessed July 16, 2024. https://jptam.org/index.php/jptam/article/view/8747.