[1] Surfin' Safari (2007-12-11 02:31:26 +09:00 版) <http://weblogs.mozillazine.org/hyatt/archives/2004_07.html#005913>

[2] Hixie’s Ruling and Composite Attribute « Lachy’s Log (2010-03-20 17:50:19 +09:00 版) <http://lachy.id.au/log/2004/07/hixies-ruling-and-composite-attribute>

[3] Surfin' Safari (2007-12-11 02:31:26 +09:00 版) <http://weblogs.mozillazine.org/hyatt/archives/2004_07.html#005980>