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2. U.M.L. Home Page (2001), http://www.omg.org/technology/uml
3. Auxiliary Constructs Templates, pp. 541-568. UML 2.0 Superstructure Specification (2003) http://www.omg.org/docs/ptc/03-08-02.pdf
4. Appukuttan, B.K., Clark, T., Evans, A., Maskeri, G., Sammut, P., Tratt, L., Willans, J.S.: A pattern based approach to defining the dynamic infrastructure of UML 2.0. Technical report (March 2002)
5. Clarke, S.: Extending standard uml with model composition semantics. In: Science of Computer Programming, vol. 44, Elsevier Science, Amsterdam (2002)