N. Subekti, A. A. Syaukani, M. Fatoni, S. Subroto, and A. A. D. A. Raihan, “Exercise Speed, Agility and Quickness (SAQ) To Improve Physical Fitness”, J. Ilm. Pendidik. Jasm, vol. 5, no. 1, pp. 95–101, Mar. 2021.