Easy Command Line Processing with the DITA Open Toolkit
http://www.ibm.com/developerworks/library/x-tipditajavacmd.html

DuCharme, Bob
IBM
2008

Abstract:

The DITA Open Toolkit can transform your DITA files into a wide variety of output types. When you first install it, it's easy to get the impression that you need to know Ant well to use it, but you can pack most of its available options into a single Java™ command line.