Ariati, N.N., N. Adiputra, K. Tirtayasa, I.P.G. Adiatmika, A. Pangkahila, I.D.P Sutjana, I.M. Bakta, I.B.P Manuaba, and I.M. Sutajaya. “The Ergonomic Elderly Gym Improving Physical Fitness and Increasing The Bone Mass of The Elderly”. International Journal of Industrial Engineering and Engineering Management 1, no. 2 (December 7, 2019): 1–8. Accessed September 1, 2024. https://ojs.uajy.ac.id/index.php/IJIEEM/article/view/2998.