Ryong Lee Daisuke Kitayama Yongjin Kwon Kazutoshi Sumiya Interoperable augmented web browsing for exploring virtual media in real space. 7 2009 LocWeb http://doi.acm.org/10.1145/1507136.1507143 conf/locweb/2009 db/conf/locweb/locweb2009.html#LeeKKS09