Jufrianis, Jufrianis, and Ikhsan Afandi. “The Effect of Ankle Weight Training Method on Free Kick Results in Soccer Games in Extracurricular Students at Al-Amanah Al-Islami Ridan Permai Islamic Boarding School”. Siber International Journal of Sport Education, vol. 3, no. 4, May 2025, pp. 72-80, doi:10.38035/sijse.v3i4.353.