1. Design Prototypes: A Knowledge Representation Schema for Design;Gero;AI Magazine,1990
2. Product Modelling;Krause;CIRP Annals – Manufacturing Technology,1993
3. Integrative Design Environment to Improve Collaboration between Various Experts;Noël;CIRP Annals – Manufacturing Technology,2003
4. The Mechanical Design Process;Ullman,2003
5. The High Cost of Knowledge: A Look at the Impact of the Global Economy on Knowledge Work, Employment and Organizations;Delphi Group,2011