[1] [CITE@en[CSS Regions proposal]]
( ([[Stephen Zilles]] 著, [TIME[2011-03-09 06:28:25 +09:00]] 版))
<http://lists.w3.org/Archives/Public/www-archive/2011Mar/0011.html>

[2] [CITE@en[CSS Regions Module]]
( ([TIME[2011-06-09 22:15:13 +09:00]] 版))
<http://www.w3.org/TR/2011/WD-css3-regions-20110609/>

[3] [CITE@en[CSS Regions Module Level 3]]
( ([TIME[2012-08-22 22:09:33 +09:00]] 版))
<http://www.w3.org/TR/2012/WD-css3-regions-20120823/>