NOTE: There are no XSD files associated with Version 2.0
The current version is found at https://www.omg.org/spec/UML/Current
Please note that version 2.1 was never released as a formal specification.
This version (2.4.1) has been formally published by ISO as the 2012 edition standard: ISO/IEC 19505-1 and 19505-2.
This version (1.4.2) has been formally published by ISO as the 2005 edition standard: ISO/IEC 19501
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