Wu, Hao
Teng, Chao
Tian, Huafeng
Li, Yanru
Wang, Jianguo
Funding for this research was provided by:
National Natural Science Foundation of China (No. 31501436)
Natural Science Foundation of Shaanxi Province, China (No. 2014JQ2-3012)
Scientific Research Foundation for the Returned Overseas Chinese Scholars
Article History
Received: 31 October 2017
Accepted: 12 March 2018
First Online: 19 March 2018