G. Aprilyawan, M. Makrup, E. Wulandari, and E. Waspada, “The Effect of Balance Exercise on Muscle Strength in the Elderly at UPT Panti Sosial Tresna Werdha Glenmore”, Open Access Heal. Sci. J., vol. 6, no. 2, pp. 223–229, Aug. 2025.