In Robotica in 2015, who are the authors that published papers about Tracking system?
Who are the authors that published papers about Tracking system in Robotica in 2015?
SELECT DISTINCT ?answer WHERE { <https://dblp.org/rec/journals/robotica/HernandezVCHR15> <https://dblp.org/rdf/schema#authoredBy> ?answer . <https://dblp.org/rec/journals/robotica/HernandezVCHR15> <https://dblp.org/rdf/schema#publishedIn> 'Robotica' . <https://dblp.org/rec/journals/robotica/HernandezVCHR15> <https://dblp.org/rdf/schema#yearOfPublication> '2015' }
<https://dblp.org/rec/journals/robotica/HernandezVCHR15>