Nandika, R., Hidayat, A., Herizon, Nasution, A., & Putra, A. . (2024). Implementation of Indoor Positioning System for Monitoring Geriatric Syndrome Patients Based on Bluetooth Low Energy. JECCOM: International Journal of Electronics Engineering and Applied Science, 2(2), 68–76. https://doi.org/10.30630/jeccom.2.2.68-76.2024