1. van Griethuysen, J., ed.: Technical Report on Concepts and Terminology for the Conceptual Schema and the Information Base. ISO Technical Report ISO IEC TR9007:1987. International Standards Organization, Geneva (1987)
2. International Standard ISO IEC 11179-3:2003 Metadata Registries, International Standards Organization, Geneva
3. Wolter R., Haselden K.:The What, Why, and How of Master Data Management,
http://msdn.microsoft.com/en-us/architecture/bb190163.aspx
4. Gartner Group Report: Gartner Press Release, Gartner Website – Media relations (2005),
http://www.gartner.com/press_releases/pr2005.html
5. International Standard ISO IEC 11179-4 Rules and guidelines for the formulation of data definitions, International Standards Organization, Geneva