Li, Weimin
Deng, Xue
Funding for this research was provided by:
Humanities and Social Sciences Research and Planning Fund of the Ministry of Education of China (No. x2lxY9180090)
Natural Science Foundation of Guangdong Province (No. 2019A1515011038)
Soft Science of Guangdong Province (No. 2018A070712002, No.2019A101002118)
Fundamental Research Funds for the Central Universities of China (No. x2lxC2180170)
Article History
Received: 15 June 2019
Revised: 22 January 2020
Accepted: 2 March 2020
First Online: 10 April 2020