How many research papers has Francisco J. Rodr\u00EDguez published?
Mention the number of papers that Francisco J. Rodr\u00EDguez has published.
SELECT (COUNT(DISTINCT ?answer) AS ?count) WHERE { ?answer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/39/79-4> }
<https://dblp.org/pid/39/79-4>