Producing Documentation and Reusing Information in XML, Part 2: Reuse Information in XML Documentation
http://www.ibm.com/developerworks/xml/library/x-reuseinfo2/index.html?S_TACT=105AGX06&S_CMP=EDU

von Hagen, William
IBM
2009

Abstract:

Discover simple solutions to reuse information in XML documentation, such as how to use XInclude to include other documents at a given point in a document and how to use XPointer to include small document fragments from other documents or a similar pool of information in XML format. Also, get tips for structuring XML documentation to simplify information reuse, and learn how to maintain stand-alone documents that you can incorporate into larger documents.