Ana, M. G., Manullang, J. G. and Putri, S. A. R. (2023) “The Effect of Hitting Ball Practice on the Ability of Jump Service Athletes of Men Excludes of Xaverius 3 Palembang High School”, Journal of Social Work and Science Education, 4(3), pp. 477–482. doi: 10.52690/jswse.v4i3.580.