Xing, Minmin
Guo, Sibei
Guo, Ling
Funding for this research was provided by:
National Natural Science Foundation of China (Grant No. 20603021)
the Natural Science Foundation of Shanxi (Grant No. 2013011009-6)
the High School 131 Leading Talent Project of Shanxi, Undergraduate Training Programs for Innovation and Entrepreneurship of Shanxi Province (Grant No. 105088, Grant No. 2015537, Grant No. WL2015CXCY-SJ-01)
Shanxi Normal University (SD2015CXXM-80, WL2015CXCY-YJ-18)
Teaching Reform Project of Shanxi Normal University (WL2015JGXM-YJ-13)
Article History
Received: 20 July 2017
Accepted: 2 January 2018
First Online: 16 January 2018