Surja Arafat, and A M H Pardede. “Design and Development of a Realtime Human Heart Rate Measurement System Using IOT-Based Pulse Sensors”. Journal of Artificial Intelligence and Engineering Applications (JAIEA) 2, no. 3 (June 15, 2023): 83–88. Accessed January 21, 2026. https://ioinformatic.org/index.php/JAIEA/article/view/199.