[1] XQuery 1.0 and XPath 2.0 Data Model (XDM) (Second Edition) ( (2010-12-17 00:06:35 +09:00 版)) <http://www.w3.org/TR/2010/REC-xpath-datamodel-20101214/#dt-fragment>
[2] Web Services Fragment (WS-Fragment) ( (2011-12-13 17:58:12 +09:00 版)) <http://www.w3.org/TR/2011/REC-ws-fragment-20111213/#terminology>