Conference paper (2013) - C Dijkshoorn (author), M Leyssen (author), H Hövelmann (author), G Schreiber (author), J Wielemaker (author), A Nottamkandath (author), J Oosterman (author), M Traub (author), L Aroyo (author), W Fokkink (author), G.J.P.M. Houben (author), J van Ossenbruggen (author), L Jongma (author)