[1]
M. B. Rajasa, J. G. Manullang, and S. A. R. Putri, “The Effect of Ladder Drill and Zig-Zag Exercises on Footwork Agility in Badminton Players PB. Dahlia Pagaralam”, Jp.jok, vol. 8, no. 2, pp. 139–147, May 2025.