When was 'Local sensor: click to find and point to do' published?
What year was 'Local sensor: click to find and point to do' published?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/conf/chi/Yan09> <https://dblp.org/rdf/schema#yearOfPublication> ?answer }
<https://dblp.org/rec/conf/chi/Yan09>