Nurfaiza, M. T., S. K. Purnama, and R. Syaifullah. “Differences of Hamstring Muscle Strength Between Para-Sprinter With Upper and Lower Limb Deficiency: Descriptive Observational Study”. Advances in Health and Exercise, vol. 5, no. 2, Sept. 2025, pp. 128-33, https://www.turkishkinesiology.com/index.php/ahe/article/view/189.