- document
- Landa, C.C.P.J.A. (author), van Rouwendaal, C.C. (author) report 1988
- document
- de Haas, R.S. (author), Dekkers, M. (author), Janssen, M.C.W.M. (author), Snit, M.G. (author) report 1984
- document
- Croon Electrotechniek B.V. (author) other 1984
- document
- de Vries, R.J. (author) report 1980