Masaaki Tanaka Tokuro Matsuo Takayuki Ito Tadachika Ozono Toramatsu Shintani Intelligent Work-Study Support Based on Interactive Web Guide. 118-125 2007 11 JACIII 1 http://www.fujipress.jp/finder/xslt.php?mode=present&inputfile=JACII001100010015.xml db/journals/jaciii/jaciii11.html#TanakaMIOS07