[1] [whatwg] Revising the content handling logic of <object> and <embed> (2011-06-14 11:42:41 +09:00 版) <http://lists.whatwg.org/pipermail/whatwg-whatwg.org/2011-June/032023.html>

[2] HTML5 Tracker (2011-06-14 12:37:57 +09:00 版) <http://html5.org/tools/web-apps-tracker?from=6221&to=6222>

[3] Web Applications 1.0 r6222 Introduce <object type= data= typemustmatch> to help when referencing resources from a remote host. ( (2011-06-14 11:08:00 +09:00 版)) <http://html5.org/tools/web-apps-tracker?from=6221&to=6222>

[4] The WHATWG Blog — WHATWG Weekly: Back! ( (2011-06-21 23:23:37 +09:00 版)) <http://blog.whatwg.org/weekly-back#comment-43123>

[5] IRC logs: freenode / #whatwg / 20110614 ( (2011-06-21 23:34:33 +09:00 版)) <http://krijnhoetmer.nl/irc-logs/whatwg/20110614#l-219>