Bi, Jiuju, Xunpeng Qin, Dongjin Hu, and Chenyang Xu. “Fatigue Driving Detection Method Based on IPPG Technology”. Promet - Traffic&Transportation 35, no. 4 (August 31, 2023): 540–551. Accessed November 23, 2024. https://traffic2.fpz.hr/index.php/PROMTT/article/view/134.