1. OMG: Business Process Model and Notation (BPMN), V.2.0 (2011),
http://www.omg.org/spec/BPMN/2.0
2. OMG: MDA Guide Version 1.0.1 (2003),
http://www.omg.org/cgi-bin/doc?omg/03-06-01.pdf
3. OMG: Unified Modeling Language (UML) Infrastructure, V.2.2 (February 2009),
http://www.omg.org/spec/UML/2.2/Infrastructure
4. OMG: Unified Modeling Language (UML) Superstructure, V.2.2 (February 2009),
http://www.omg.org/spec/UML/2.2/Superstructure
5. Selic, B.: A Systematic Approach to Domain-Specific Language Design Using UML. In: ISORC 2007: Proceedings of the 10th IEEE International Symposium on Object and Component-Oriented Real-Time Distributed Computing, pp. 2–9. IEEE Computer Society, Los Alamitos (2007)