1. UML Revision Task Force, OMG UML specification v.1.3, Object Management Group, June 1999
2. Meta Object Facility Specification, Object Management Group, January 1997
3. XML Metadata Interchange, Object Management Group, October 1998
4. White Paper on the Profile Mechanism — Analysis and Design Task Force, Object Management Group, April 1999.
5. ITU-T Recommendation G.851-01: Management of Transport Networks — Application of the RM-ODP framework.