1. Department of Highway Engineering, Chongqing Jiaotong Institute, Chongqing 400074, P.R.China; 2. Traffic Engineering Company, Yin County, Zhejiang Province 315040, P.R.China
Zhu Shunying, Wang Hong, Wang Yi. Service Level of Evaluation of Urban Road Network[J]. Journal of Chongqing Jiaotong University(Natural Science), 1998, 17(4): 77-80.