http://www.itmedia.co.jp/news/articles/0412/14/news059.html

http://ne.nikkeibp.co.jp/members/NEWS/20041214/106845/

http://nikkeibp.jp/wcs/leaf/CID/onair/jp/elec/349243

http://pc.watch.impress.co.jp/docs/2004/1214/toshiba.htm