This study presents an approach to analyze the thematic evolution of e-Government field. We combine different bibliometric tools to analyze the evolution of the cognitive structure of this research topic, allowing us to discover important knowledge related to its themes and thematic areas. Also, we are able to identify thematic areas and show their evolutionary behavior, supported by different visualization tools to understand their evolution, importance and likely future tendencies. These findings are a contribution in eGovernment field, detecting the most prominent productive and highest-impact subfields, offering symptoms of field in constant evolution.
CCS Concepts• Applied computing ➝ ➝ ➝ ➝Computing in government ➝ ➝ ➝ ➝ eGovernment • Information systems ➝ ➝ ➝ ➝Search engine architectures and scalability ➝ ➝ ➝ ➝ Link and co-citation analysis