1. Modifications to the Gaussian vertical dispersion parameter, σz, near roadways
2. Dongquan, H. 1999.Study on Urban Vehicular Pollution Assessment System and Emission Control Target1–2. Beijing, China: Ph.D. Thesis, Tsinghua University:
3. Dongquan, H., Lixin, F., Kebin, H. and Jiming, H. Estimation of the Vehicle Emission Inventory in Beijing. Proceedings of the 6th International Conference on Atmospheric Science and Application to Air Quality. Oct10–121998, Beijing, China. Air Quality and Atmospheric Science, Edited by: Fu, C., Yutian, Z., Yun, Z. and Dae-Seon, K. Beijing, China: Haiyang Press.
4. A study of the emission and concentration distribution of vehicular pollutants in the urban area of Beijing