1. Thoben, K.-D., Jagdev, H., Eschenbächer, J.: Extended Products: evolving traditional product concepts. In: Thoben, K.-D., Weber, F., Pawar, K.S. (eds.) Proceedings of the 7th International Conference on Concurrent Enterprising: Engineering the Knowledge Economy through Co-operation, Bremen, Germany (June 2001)
2. FP7 – FoF-ICT-2011.7.3 - Manufacturing SErvice Ecosystem Project- Annex 1 description of work, July 29 (2011)
3. MDI: Model Driven Interoperability,
http://www.modelbased.net/mdi/
(accessed on: March 15 2010)
4. Lovelock, C., Wirtz, J., Lapert, D.: Marketing des Services, 2nd edn., p. 619. Prentice Hall, Paris (2004) ISBN 2-7440-7026-2
5. http://www.ibm.com/developerworks/spaces/ssme