http://www.forest.impress.co.jp/docs/news/20111110_489638.html

http://gigazine.net/news/20111110_radiru_radiru/

http://news.searchina.ne.jp/disp.cgi?y=2011&d=1110&f=national_1110_286.shtml

http://www.ringolab.com/note/daiya/2011/11/post-1542.html

http://www.chosunonline.com/site/data/html_dir/2011/11/10/2011111000971.html

http://www.hanta.co.jp/hon/ISBN978-4-89186-184-1.htm

http://www.sakigake.jp/p/akita/news.jsp?kc=20111110h&utm_source=dlvr.it&utm_medium=twitter

http://www.yomiuri.co.jp/national/news/20111110-OYT1T00033.htm

http://news.tbs.co.jp/20111109/newseye/tbs_newseye4873232.html

http://mainichi.jp/select/wadai/news/20111111ddm041040069000c.html http://www.moj.go.jp/content/000080863.pdf（ｐｄｆ） http://blog.livedoor.jp/schulze/archives/51909533.html