Jiang, Yuanying http://orcid.org/0000-0001-6578-6225
Wu, Qunying
Funding for this research was provided by:
National Natural Science Foundation of China (71471173)
The MOE Project of Key Research Institute of Humanities and Social Sciences at Universities (14JJD910002)
the Scientific Research Project of Guangxi Colleges and Universities (KY2015ZD054)
Article History
Received: 14 May 2018
Accepted: 2 October 2018
First Online: 10 October 2018
Competing interests
: The authors declare that they have no competing interests.