1. Access for all: transportation and urban growth.;Schaeffer;Penguin, United Kingdom,1975
2. Thomson, J. M. (1977). Great cities and their traffic. London: Gollancz.
3. Reviving the city: towards sustainable urban development;Elkin;London: Friends of the Earth,1991
4. Understanding and predicting private motorized urban mobility;Cameron;Transportation Research Part D,2003
5. Xu, Y.N. (2006). Research on urban public passenger transport structure evolution mechanism and optimization method. Nanjing: Southeast University. (in Chinese).