Report the year in which Kaj Juslin published their last paper.
When was the last paper by Kaj J. published?
SELECT DISTINCT MAX(xsd:integer(?answer)) AS ?answer WHERE { ?x <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/67/6858> . ?x <https://dblp.org/rdf/schema#yearOfPublication> ?answer }
<https://dblp.org/pid/67/6858>