ArticleIssue Date2004CitationIEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, v.E87D, no.2, pp 481 - 486PublisherIEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG
ArticleIssue Date2004CitationIEICE TRANSACTIONS ON INFORMATION AND SYSTEMS, v.E87D, no.2, pp 416 - 425PublisherIEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG