Chen, Zhiying
Xu, Dinghua
Xiao, Zhongyi
Funding for this research was provided by:
Social Science Fund of Chongqing (2016PY71)
ministry of education of Humanities and Social Science Project of China (16YJC790010)
Article History
Received: 27 January 2018
Revised: 20 February 2018
Accepted: 6 March 2018
First Online: 12 March 2018
Compliance with ethical standards
:
: The author declares that there is no conflict of interest regarding the publication of this paper.