http://www.it-hoken.com/003210.html?news

http://info.doco-car.jp/car/index.htmlhttp://www.navi-p.com/?gclid=CMn_srzU8oMCFRldDgodqQ3iJg

http://it.nikkei.co.jp/internet/news/index.aspx?i=20060322ba002ba

http://k-tai.impress.co.jp/cda/article/news_toppage/28354.html http://k-tai.impress.co.jp/cda/article/news_toppage/28348.html