Ki, H.J.[Ki, H.J.]; Choi, B.-G.[Choi, B.-G.]; Lee, T.-J.[Lee, T.-J.]; Chung, M.Y.[Chung, M.Y.]
ArticleIssue Date2008CitationProceedings of the 2nd International Conference on Ubiquitous Information Management and Communication, ICUIMC-2008, pp.448 - 451