Setyasih, Nur, et al. “Taekwondo Sports Coaching at Mahameru Club: A Basic Interpretive Study on Historical Aspects, Coaching Systems, Management Resources, and Achievement Coaching”. Journal Sport Area, vol. 8, no. 3, Nov. 2023, pp. 410-22, doi:10.25299/sportarea.2023.vol8(3).13849.