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ArticleIssue Date2009CitationProceedings of the 3rd International Conference on Ubiquitous Information Management and Communication, ICUIMC'09, pp 58 - 62PublisherACM digital library
ArticleIssue Date2006CitationIEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, v.E89D, no.7, pp 2223 - 2233PublisherIEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG