Novitasari, A., N. Nuryani, and D. Darsono. “Android-Based Wireless Single-Lead Electrocardiogram: Heart Rate Measurement and ECG Signal Visualization”. Kinetik: Game Technology, Information System, Computer Network, Computing, Electronics, and Control, vol. 9, no. 3, Aug. 2024, pp. 247-54, doi:10.22219/kinetik.v9i3.1943.