Apriantono, T., Juniarsyah, A. D., Adnyana, I. K., Hasan, M. F. and Resmana, D. (2023) “The effect of speed training on the physical performance of adolescent futsal players”, Jurnal SPORTIF : Jurnal Penelitian Pembelajaran, 9(1), pp. 172-184. doi: 10.29407/js_unpgri.v9i1.19047.