Irena, Ririn, et al. , translators. “Effects of a 12-Week Skipping Exercise Program on Leg Endurance in Competitive Badminton Players: A Randomized Controlled Trial”. INSPIREE: Indonesian Sport Innovation Review, vol. 6, no. 01, Jan. 2025, pp. 44-52, https://doi.org/10.53905/inspiree.v6i01.141.