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2. Harold Boley. A Web Data Model Unifying XML and RDF. Draft
http://www.dfki.de/~boley/xmlrdf.html
, September 2001.
3. Harold Boley. Cross-Fertilizing Logic Programming and XML for Knowledge Representation. In Rolf Grütter, editor, Knowledge Media in Healthcare: Opportunities and Challenges, pages 38–56. Idea Group Publishing, Hershey, London, Melbourne, Singapore, Beijing, 2002.
4. Harold Boley, Said Tabet, and Gerd Wagner. Design Rationale of RuleML: A Markup Language for Semantic Web Rules. In Proc. Semantic Web Working Symposium (SWWS’01), pages 381–401. Stanford University, July/August 2001.
5. James Clark. XSL Transformations (XSLT) Version 1.0. Recommendation REC-xslt-19991116, W3C, November 1999.