Rifat al Jufri, and Susi Juniastuti. “Desain Dan Implementasi Sepeda Statis Untuk Kebugaran Berbasis Sensor PPG”. Journal of Computer Engineering, Network, and Intelligent Multimedia, vol. 3, no. 2, July 2025, pp. 74-81, doi:10.59378/jcenim.v3i2.72.