About the Authors

Liangliang Wang

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

wangliangliang@xsyu.edu.cn

Affiliation School of Marxism, Xi’an Shiyou University, Xi’an, China

Competing Interests

The authors have declared that no competing interests exist.