Zulfikar, K. A. ., M. F. Febrianty, and A. M. . Syahid. “Kinematics of the Hiking Position in Optimist-Class Sailors Using a 2D Analysis Method”. Indonesian Journal of Physical Education and Sport Science, vol. 6, no. 3, Sept. 2026, pp. 491-0, doi:10.52188/ijpess.v6i3.2271.