Subekti, N., Hidayatullah, M. F., Syaifullah, R., Setiyadi, N. A., & Warthadi, A. N. (2025). The effect of four-week high-intensity interval training on increasing physical fitness and specific speed in young Pencak Silat athletes. SPORT TK-EuroAmerican Journal of Sport Sciences, 14, 37. https://doi.org/10.6018/sportk.574961