[1] [CITE@en[(X)HTML5 Tracking]]
([TIME[2009-08-23 15:52:47 +09:00]] 版)
[2] [CITE[IRC logs: freenode / #whatwg / 20100617]]
([TIME[2010-06-27 14:30:04 +09:00]] 版)
[3] [CITE[''''''[''''''whatwg'''''']'''''' Make "foo at bar.com, " a valid email address list]]
( ([TIME[2011-01-06 08:57:58 +09:00]] 版))