Kris Luyten Davy Vanacken Malte Weiss Jan Borchers Miguel A. Nacenta Second workshop on engineering patterns for multi-touch interfaces. 335-336 2011 EICS http://doi.acm.org/10.1145/1996461.1996553 conf/eics/2011 db/conf/eics/eics2011.html#LuytenVWBN11