Jaap Kamps Wessel Kraaij Norbert Fuhr Information Interaction in Context: 2012, IIix'12, Nijmegen, The Netherlands, August 21-24, 2012 ACM IIix 2012 978-1-4503-1282-0 http://dl.acm.org/citation.cfm?id=2362724 db/conf/iiix/iiix2012.html