ConferenceIssue Date2011Citation13th International Conference on Advanced Communication Technology: Smart Service Innovation through Mobile Interactivity, ICACT 2011, pp.1424 - 1427ISBN9788955191554PlaceGangwon-Do
ConferenceIssue Date2011Citation6th International Conference on Computer Sciences and Convergence Information Technology, ICCIT 2011, pp.31 - 35ISBN9788988678541PlaceSeogwipo, Jeju Island