Maslikah, U., F. Fachrezzy, and I. Hermawan. “Performance Evaluation of Elite Water Ski Air and Wakeboard Athletes’ Agility and Stability”. Journal of Holistic Sports and Physical Education, vol. 1, no. 1, Feb. 2026, pp. 69-78, https://journals2.ums.ac.id/jhspe/article/view/16428.