[1] [CITE@en[Tantek-Mozilla-projects - MozillaWiki]]
( ([TIME[2011-01-15 07:24:20 +09:00]] 版))
<https://wiki.mozilla.org/Tantek-Mozilla-projects#CSS3_UI>

[2] [CITE@en[Tantek-Mozilla-projects - MozillaWiki]]
( ([TIME[2011-01-15 07:24:20 +09:00]] 版))
<https://wiki.mozilla.org/Tantek-Mozilla-projects#CSS4_UI>