1. Linthicum, S.D.: Enterprise Application Integration. Addison-Wesley, Reading (1999)
2. Cheng, W., Yushun, F., Deyun, X.: Handbook of Industrial Engineering, 3rd edn. John Wiley & Sons, Chichester (2003)
3. The PDM Information Centre (January 2004)
http://www.pdmic.com/in
4. ISO 10303, Publicly available parts (January 2004),
http://www.nist.gov/sc4/step/parts/in
5. Ota, M., Jelínek, I.: Information Flow Between CAD and the Rest of an Enterprise. In: Pro-ceedings of the 17th International Conference on Systems for Automation of Engineering and Research (SAER 2003), Sofia (2003)