Kaj Grønbæk Anne Rohde Balasuthas Sundararajah Sidsel Bech-Petersen InfoGallery: informative art services for physical library spaces. 21-30 2006 conf/jcdl/2006 JCDL http://doi.acm.org/10.1145/1141753.1141757 db/conf/jcdl/jcdl2006.html#GronbaekRSB06