Figure 6
A network visualization map of citations by countries. The map shows various countries as nodes connected by lines representing citation relationships. The United States, China, Germany, and Turkey are among the largest nodes, indicating a higher number of citations. Smaller nodes represent countries with fewer citations. The lines between nodes are color-coded, suggesting different types or strengths of citation relationships.Network visualization map of citations by countries with minimum number of documents of an author = 1; minimum number of citations of an author = 4