Dian Azmi Habibi, and Ahmad Zaini. “Pengendalian Kecepatan Treadmill Secara Otomatis Menggunakan Sensor PPG Smartwatch Berbasis Single Board Computer”. Journal of Computer Engineering, Network, and Intelligent Multimedia 3, no. 1 (February 7, 2026): 1–9. Accessed February 8, 2026. https://jcenim.com/index.php/jcenim/article/view/63.