Mention the year in which the first papers of the authors of 'Orienting Matroids Representable Over Both GF(3) and GF(5)' were published.
When were the first papers of the authors of 'Orienting Matroids Representable Over Both GF(3) and GF(5)' published?
SELECT DISTINCT ?answer MIN(xsd:integer(?y)) AS ?y WHERE { <https://dblp.org/rec/journals/ejc/Lee99> <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/journals/ejc/Lee99>