Li, Qi
Mei, Liquan
Yang, Xiaofeng
Li, Yibao
Funding for this research was provided by:
National Natural Science Foundation of China (11371289)
National Science Foundation (DMS-1720212)
University of South Carolina (USC ASPIRE I Track-III/IV Fund)
National Natural Science Foundation of China (11601416)
China Scholarship Council (201806280137)
Article History
Received: 28 August 2018
Accepted: 20 February 2019
First Online: 2 March 2019