Mention the year in which the first papers of the authors of 'Secure XSEDE Information APIs' were published.
When were the first papers of the authors of 'Secure XSEDE Information APIs' published?
SELECT DISTINCT ?answer MIN(xsd:integer(?y)) AS ?y WHERE { <https://dblp.org/rec/conf/xsede/NavarroBL20> <https://dblp.org/rdf/schema#authoredBy> ?answer . ?x <https://dblp.org/rdf/schema#authoredBy> ?answer . ?x <https://dblp.org/rdf/schema#yearOfPublication> ?y }
<https://dblp.org/rec/conf/xsede/NavarroBL20>