Juan Wu, Xian-Feng Liu, Li-Cheng Hu, Xu Sun. The grey relational analysis on various modes of transportation in China. In International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2011, Harbin, Heilongjiang, China, 12-14 August, 2011. pages 1377-1380, IEEE, 2011. [doi]
Abstract is missing.