Xi Yang
发表
Xiang Yu,
Xi Yang,
Xin Liu,
2018,
Sustainability.
Xi Yang,
Xin Liu,
J. Song,
2019,
Applied Sciences.
Xiang Yu,
Xi Yang,
2020
.
The Technological Innovation Efficiency of China's High-Speed Rail Enterprises Based on DEA Approach
Xiang Yu,
Xi Yang,
2018,
2018 Portland International Conference on Management of Engineering and Technology (PICMET).
Xi Yang,
Chunling Bai,
Guangpeng Li,
2016,
Scientific Reports.
Xiang Yu,
M. Hua,
Xi Yang,
2013
.