Which papers did author Konstantinos Sagonas publish and in which year?
Mention the papers published by Sagonas, Konstantinos and in which year.
SELECT DISTINCT ?firstanswer ?secondanswer WHERE { ?firstanswer <https://dblp.org/rdf/schema#authoredBy> <https://dblp.org/pid/s/KonstantinosFSagonas> . ?firstanswer <https://dblp.org/rdf/schema#yearOfPublication> ?secondanswer }
<https://dblp.org/pid/s/KonstantinosFSagonas>