https://orcid.org/0000-0002-4393-0561
About the Authors
- Shengrui Zhang
-
Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Validation, Visualization, Writing – original draft, Writing – review & editing
Affiliation Management College of Ocean University of China, Qingdao, China
- Guanghai Zhang
-
Roles Formal analysis, Methodology
Affiliation Management College of Ocean University of China, Qingdao, China
- Hongrun Ju
-
Roles Conceptualization, Investigation, Visualization, Writing – review & editing
* E-mail: juhr@radi.ac.cn
Affiliation School of Tourism and Geography Science, Qingdao University, Qingdao, China
Competing Interests
The authors have declared that no competing interests exist.