About the Authors

Eric Kamana

Contributed equally to this work with: Eric Kamana, Jijun Zhao

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Writing – original draft

Kameri16@yahoo.com (EK); jjzhao@qdu.edu.cn (JZ)

Affiliation Complexity Science Institute, Qingdao University, Qingdao, China

Jijun Zhao

Contributed equally to this work with: Eric Kamana, Jijun Zhao

Roles Project administration, Supervision, Writing – review & editing

Kameri16@yahoo.com (EK); jjzhao@qdu.edu.cn (JZ)

Affiliation Complexity Science Institute, Qingdao University, Qingdao, China

Competing Interests

The authors have declared that no competing interests exist.