Wang, Qinghu
Funding for this research was provided by:
Higher Education Science Research Project of Inner Mongolia Autonomous Region of China (NJZY19155)
Scientific Research Foundation of Inner Mongolia University for Nationalities (NMDYB18023)
CERNET Innovation Project (NGIINGII20170612)
The Science Research Project of Inner Mongolia University for the Nationalities (NMDGP1706)
Article History
Received: 20 March 2020
Accepted: 29 July 2020
First Online: 3 August 2020