Guillaume Besacier Gaëtan Rey Marianne Najm Stéphanie Buisine Frédéric Vernier Paper Metaphor for Tabletop Interaction Design. 758-767 2007 conf/hci/2007-2 HCI (2) http://dx.doi.org/10.1007/978-3-540-73107-8_84 db/conf/hci/hci2007-2.html#BesacierRNBV07