[1] Standards/license - MozillaWiki ( (2014-08-25 19:52:58 +09:00 版)) <https://wiki.mozilla.org/Standards/license#CC0_OWFa_Preferred>

[2] IRC logs: freenode / #whatwg / 20140930 (2016-12-14 18:34:44 +09:00) <https://krijnhoetmer.nl/irc-logs/whatwg/20140930>