[1] [CITE[Styling – SVG 1.1 (Second Edition)]]
( ([TIME[2011-08-10 12:35:27 +09:00]] 版))
<http://www.w3.org/TR/2011/REC-SVG11-20110816/styling.html#AuralStyleSheets>


[2] [CITE@en['''['''css-speech''']''' Rename 'speak: none' and 'speak: normal' to 'speak: neve…]]
([[fantasai]]著, [TIME[2017-02-01 09:48:34 +09:00]])
<https://github.com/w3c/csswg-drafts/commit/4acaaa71fa965e55f0c175371e96532473f098cb>