Mugiyanto, et al. “THE INFLUENCE OF SPEED ENDURENCE, LEG LENGTH, AND ACHIEVEMENT MOTIVATION ON THE ACHIEVEMENT OF INDONESIAN JUNIOR TAEKWONDO ATHLETES IN 2023”. Gladi : Jurnal Ilmu Keolahragaan, vol. 15, no. 01, Mar. 2024, pp. 80-94, doi:10.21009/GJIK.151.08.