Research on the driving characteristics of motor vehicles in high-altitude areas for the analysis of exhaust emission characteristicsZhaoyu Qi, Ming Gu, Chuanzhou You, Yue Zhan, Zhongwu Ma and Wei HuangE3S Web Conf., 478 (2024) 01007DOI: https://doi.org/10.1051/e3sconf/202447801007