1. Andreasen, M. M. (2009). Complexity of industrial practice and design research contributions: we need consolidation. In H. Meerkamm (Ed.), Proceedings of the 20. Symposium Design for X, Neukirchen, 24.09.2009 (pp. 1–9).
2. Arp, R., & Smith, B. (2008). Function, role, and disposition in basic formal ontology. In Proceedings of Bio-Ontologies Workshop (ISMB 2008), Toronto (pp. 45–48). Available from Nature Precedings at: http://hdl.handle.net/10101/npre.2008.1941.1 .
3. Bell, J., Snooke, N., & Price, C. (2007). A language for functional interpretation of model based simulation. Advanced Engineering Informatics, 21, 398–409.
4. Birkhofer, H. (2006). The consolidation of design science: A critical review of the status and some proposals to improve it. In S. Hosnedl & V. Vanek (Eds.) Proceedings of the AEDS 2006 Workshop, Pilsen (pp. 13–22).
5. Blessing, L. T. M., & Chakrabarti, A. (2009). DRM: a design research methodology. London: Springer.