Information Processing & Management
Information Processing and Management > 2001 > 37 > 4 > 639-657
Information Processing and Management > 2001 > 37 > 4 > 623-637
Information Processing and Management > 2001 > 37 > 4 > 571-591
Information Processing and Management > 2001 > 37 > 4 > 603-622
Information Processing and Management > 2001 > 37 > 4 > 593-601
Information Processing and Management > 2001 > 37 > 4 > 543-569