Jamie Ward,
Gerald Pirkl,
Peter Hevesi,
Paul LukowiczIn: Proceedings of the 2016 ACM International Joint Conference on Pervasive and Ubiquitous Computing: Adjunct. International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp) New York, NY, USA Pages 221-224 UbiComp '16 ISBN 978-1-4503-4462-3 ACM 2016.