About the Authors
- Yuqiao Liu
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Roles Formal analysis, Investigation, Methodology
Affiliation Art and Design College, Shenyang Ligong University, Shenyang, China
- Shuai Zhang
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Roles Formal analysis, Investigation
* E-mail: zhangshuai126@hotmail.com
Affiliation Art and Design College, Shenyang Ligong University, Shenyang, China
Competing Interests
The authors have declared that no competing interests exist.