- document
- Karelse, M. (author), Perrels, P.A.J. (author) report 1982
- document
- Karelse, M. (author) report 1982
- document
- Karelse, M. (author) report 1981
- document
- Karelse, M. (author) report 1981
- document
- Karelse, M. (author) report 1979
- document
- Karelse, M. (author) report 1979
- document
- Karelse, M. (author) report 1978
- document
- Karelse, M. (author) report 1978
- document
- Karelse, M. (author) report 1976