Count the papers published by the authors of 'E-Government Evaluation: An Assessment Approach Using ROI vs ROR Matrix' in Int. J. Electron. Gov. Res..
How many papers did the authors of 'E-Government Evaluation: An Assessment Approach Using ROI vs ROR Matrix' publish in Int. J. Electron. Gov. Res.?
SELECT DISTINCT (COUNT(?answer) AS ?count) WHERE { <https://dblp.org/rec/journals/ijegr/Wong13> <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#authoredBy> ?x . ?answer <https://dblp.org/rdf/schema#publishedIn> 'Int. J. Electron. Gov. Res.' }
<https://dblp.org/rec/journals/ijegr/Wong13>