Li, Qiangguo
Zhang, Yanan
Zhang, Yaning
Liu, Haibo
Ren, Haonan
Zhong, Yamei
Huang, Xuefei
Huang, Weigang
Funding for this research was provided by:
Innovation and Entrepreneurship Training Program for Undergraduates of Shannxi Province (S201911736047)
Article History
Received: 24 January 2020
Accepted: 12 March 2020
First Online: 19 March 2020