1. Dave Pawson, 'XSL Frequently Asked Questions', http://www.dpawson.co.uk/xsl/xslfaq.html
2. Ken Holman, 'What is XSLT?', http://www.xml.com/pub/a/2000/08/holman/index.html
3. Paul Sandoz, 'FOP Slide Kit', http://www.sun.com/software/xml/developers/fop/
4. Doug Tidwell, 'Tutorial: Transforming XML documents [into HTML, SVG, and PDF]', http://www.ibm.com/xml/