Further Information

For more information on XSL stylesheets, XSLT, and transformation engines, see

A great introduction to XSLT that starts with a simple HTML page and uses XSLT to customize it, one step at a time: http://www.xfront.com/rescuing-xslt.html
Extensible Stylesheet Language (XSL): http://www.w3.org/Style/XSL/
The XML Path Language: http://www.w3.org/TR/xpath
The Xalan transformation engine: http://xml.apache.org/xalan-j/
Output properties that can be programmatically specified on transformer objects: http://www.w3.org/TR/xslt#output .
DocBookLite, a smaller, more lightweight version of DocBook used for O'Reilly's books and supported by several editors: http://www.docbook.org/wiki/moin.cgi/DocBookLite .
Simplified DocBook, intended for articles: http://www.docbook.org/specs/wd-docbook-simple-1.1b1.html
Using Xalan from the command line: http://xml.apache.org/xalan-j/commandline.html