[1]
[CITE[Prince: Download Alpha 2007-04-13]] ([TIME[2007-04-15 15:39:43 +09:00]] 版) <http://princexml.com/alpha/2007-04-13/>

[2] [CITE@en[AH Formatter Float Extension]]
( ([TIME[2013-05-23 09:11:04 +09:00]] 版))
<http://antennahouse.com/CSSInfo/float-extension.html#FootnoteCSS>