2Zhang,yigang ,etc. MCS51 singlechip design and applications. The publishing house of Harbin institute of technology. 1997.
3Jing,bianshun, The control engineering of road communication .Beijing:People Communication press. 1995.
4Liu Hao,,Zhang Ke,Wang Xiaojing,Qi Tongyan,Wang Chunyan.Effective and Sustainable Development of Chinese National Intelligent Transportation System Architecture[].Transportation Research.2005
5Zhang Ke,,Liu Hao,Wang Xiaojing,Qi Tongyan.The Development of Transport Information Service for the Public(TISP)in China[].th ITS World Congress.2006