[1]
[CITE@en[Evil Tests: CSS Underlining]] ([[Ian Hickson]] 著, [CODE[2007-10-29 19:04:01 +09:00]] 版) <http://www.hixie.ch/tests/evil/mixed/underline.html>
([[名無しさん]])

[2]
[CITE@en[Re: Text-Decoration]] ([[Ian Hickson]] 著, [CODE[2000-03-31 22:27:36 +09:00]] 版) <http://lists.w3.org/Archives/Public/www-style/2000Mar/0111.html>
([[名無しさん]])


[3]
[CITE@en[CSS3 Text Module]] ([TIME[2003-05-14 02:14:43 +09:00]] 版) <http://www.w3.org/TR/2003/CR-css3-text-20030514/#text-decoration-overview>
([[名無しさん]])