1. Object Management Group: ‘Unified modeling language: superstructure’; 2007. Formal/2007-02-05
2. MOFLON: A Standard-Compliant Metamodeling Framework with Graph Transformations
3. MOFLON Homepage, 2007, available at: http://www.moflon.org
4. Object Management Group: ‘Meta object facility (MOF) 2.0 core specification’, 2006, Formal/06-01-01
5. Object Management Group: ‘Object constraint language’;2006, Formal/06-05-01