The following publications are possibly variants of this publication:
- A registry model for UN/CEFACT s core componentsChristian Huemer, Philipp Liegl, Christian Pichler. soca 2009: 1-6 [doi]
- A Domain Specific Language for UN/CEFACT s Core ComponentsPhilipp Liegl, Dieter Mayrhofer. services 2009: 123-131 [doi]
- The UN/CEFACT Modeling Methodology UMM 2.0: Choreographing Business Document ExchangesMarco Zapletal, Rainer Schuster, Philipp Liegl, Christian Huemer, Birgit Hofreiter. In Jan vom Brocke, Michael Rosemann, editors, Handbook on Business Process Management 1, Introduction, Methods, and Information Systems, 2nd Ed. International Handbooks on Information Systems, pages 625-647, Springer, 2015. [doi]