[1]
[CITE@en[CSS3 module: line]] ([TIME[2008-02-24 16:22:04 +09:00]] 版) <http://dev.w3.org/cvsweb/~checkout~/csswg/css3-linebox/Overview.html?content-type=text/html;%20charset=utf-8>



[2] [CITE[IRC logs: freenode / #whatwg / 20091208]]
([TIME[2010-01-04 05:56:44 +09:00]] 版)
<http://krijnhoetmer.nl/irc-logs/whatwg/20091208#l-1095>