Pranoto H, Leman AM, Sukmajati D, Hanum B, Baba I. Drivers Drowsiness Detection with Speed Limiter Integrated Fatigue Anlyzer (SLIFA) on Fuel Tank Truck. IJIE. 2018;10(2). Accessed April 8, 2026. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/2629