1. College of Transport and Communications, Shanghai Maritime University, Pudong, Shanghai, China
2. Department of Civil and Environmental Engineering, Rutgers, The State University of New Jersey, Piscataway, New Jersey, USA
3. Commercial College, Xi'an International University, Xi'an, Shanxi, China
4. Institute of Transportation Studies, University of California Davis, Davis, California, USA
5. School of International Law, East China University of Political Science and Law, Changning, Shanghai, China
6. School of International Business Administration, Shanghai University of Finance and Economics, Yangpu, Shanghai, China