What is the average number of papers published by Frank S. de Boer per year?
What is the average number of research papers published by the author Frank S. de Boer per year?
SELECT (AVG(?count) AS ?answer) { SELECT (COUNT(?y) AS ?count) WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/b/DSsBoer> . ?x <https://dblp.org/rdf/schema#yearOfPublication> ?y } GROUP BY ?y }
<https://dblp.org/pid/b/DSsBoer>