[1] [CITE@en[CSS Fonts Module Level 3]]
( ([TIME[2013-05-24 22:44:30 +09:00]] 版))
<http://dev.w3.org/csswg/css-fonts/#cssfontfacerule>

[2] [CITE@en[Re: ''''''[''''''css3-fonts'''''']'''''''''['''cssom''']''' CSSFontFeatureValuesRule vs.  CSSKeyframesRule]]
( ([[John Daggett]] 著, [TIME[2013-05-29 12:45:11 +09:00]] 版))
<http://lists.w3.org/Archives/Public/www-style/2013May/0724.html>