[1] [CITE[xml2]]
([TIME[2011-05-29 23:56:54 +09:00]] 版)
<http://www.ofb.net/~egnor/xml2/>

[2] [CITE[xml2: Reference]]
([TIME[2011-05-30 00:02:12 +09:00]] 版)
<http://www.ofb.net/~egnor/xml2/ref>