In which year was the first paper by Nuno Cardoso published?
When was the first paper by Cardoso, Nuno published?
SELECT DISTINCT MIN(xsd:integer(?answer)) AS ?answer WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/64/2046> . ?x <https://dblp.org/rdf/schema#yearOfPublication> ?answer }
<https://dblp.org/pid/64/2046>