Pu, Yong
Zhao, Cong
Jin, Rong
Jing, Xiaolong
Yu, Hong
Funding for this research was provided by:
the Program of Chongqing Municipal Education Commission (KJ1501126)
the National Natural Science Foundation of China (51702033)
the Foundation of Chongqing University of Arts and Sciences (Y2016XC51)
Article History
Received: 4 January 2018
Accepted: 2 February 2018
First Online: 6 February 2018