Computer Applications for Database, Education, and Ubiquitous Computing International Conferences, EL, DTA and UNESST 2012, Held as Part of the Future Generation Information Technology Conference, FGIT 2012, Gangneug, Korea, December 16-19, 2012. Proceedings - Kim, Tai-hoon; Ma, Jianhua; Fang, Wai-chi; Zhang, Yanchun; Cuzzocrea, Alfredo (Springer Berlin Heidelberg : Imprint: Springer, 2012)