- document
- Goede, E.D. de (author) report 1996
- document
- Kester, J.A.T.M. van (author), Goede, E.D. de (author) report 1993
- document
- Karelse, M. (author) report 1992
- document
- Karelse, M. (author), Gils, J.A.G. van (author) report 1991
- document
- Perrels, P.A.J. (author) report 1979