http://gigazine.net/news/20150922-firefox-41/

http://gendai.ismedia.jp/articles/-/45277

http://headlines.yahoo.co.jp/hl?a=20150922-00005901-miyazaki-l45

http://dd.hokkaido-np.co.jp/news/society/society/1-0182390.html

http://kounomaki.blog84.fc2.com/blog-entry-919.html