Suprayogi, D., A. . Zubaidi, and F. H. S. . Widagdo. “The Effect of Using Knee Support on Reducing Knee Pain in Elderly Cyclists”. Journal of Prosthetics Orthotics and Science Technology, vol. 3, no. 1, Nov. 2024, pp. 26-30, https://ejournal.poltekkesjakarta1.ac.id/index.php/OP/article/view/1574.