1. Al Haji, G., 2005. Towards a road safety development index (RSDI). Development of an international index to measure road safety performance. Linköping studies in Science and Technology, Licentiate Thesis, No. 1174. Development of Science and Technology, Linköping University.
2. An integrated eigenvector–DEA–TOPSIS methodology for portfolio risk evaluation in the FOREX spot market;Amiri;Expert Syst. Appl.,2010
3. Ministry of Public Security of of the P.R. China, 2012. Annual Statistical Report of Road Traffic Accidents of the People’s Republic of China, Beijing, China.
4. Improved hierarchical fuzzy TOPSIS for road safety performance evaluation;Bao;Knowl.-Based Syst.,2012
5. Bax, C., Wesemann, P., Gitelman, V., Shen, Y., Goldenbeld, C., Hermans, E., Doveh, E., Hakkert, S., Wegman, F., Aarts, L., 2012. Developing a Road Safety Index. Deliverable 4.9 of the EC FP7 project DaCoTA.