[1] [CITE[slightlyoff/NavigationController · GitHub]]
( ([TIME[2013-03-30 12:46:40 +09:00]] 版))
<https://github.com/slightlyoff/NavigationController/>

[2] [CITE[IRC logs: freenode / #whatwg / 20130422]]
( ([TIME[2013-05-03 23:39:29 +09:00]] 版))
<http://krijnhoetmer.nl/irc-logs/whatwg/20130422>