Indrawan, R. B., and H. N. Muhammad. “The Effect of Speed and Agility Training Variations on Dribbling Skills in Soccer Games for Extracurricular Students at SMA Negeri 1 Berau”. Jurnal Indonesia Sosial Sains, vol. 6, no. 2, Feb. 2025, pp. 383-91, doi:10.59141/jiss.v6i2.1568.