[1] [CITE[IRC logs: freenode / #whatwg / 20100625]]
([TIME[2010-06-29 00:39:18 +09:00]] 版)
<http://krijnhoetmer.nl/irc-logs/whatwg/20100625#l-723>

[2] [CITE@en[IDPF EPUB Revision Working Group Charter 27 April 2010]]
([[George Kerscher]] 著, [TIME[2010-05-01 04:52:23 +09:00]] 版)
<http://www.idpf.org/idpf_groups/IDPF-EPUB-WG-Charter-4-27-2010.html>

[3] [CITE[BizPal - EPUB]]
( ([TIME[2011-03-08 00:18:53 +09:00]] 版))
<http://bizpal.jp/epub>