Hyun Seung Yang Kyusung Cho Jaemin Soh Jinki Jung Junseok Lee Hybrid Visual Tracking for Augmented Books. 161-166 2008 ICEC http://dx.doi.org/10.1007/978-3-540-89222-9_18 conf/iwec/2008 db/conf/iwec/icec2008.html#YangCSJL08