- document
- Takken, R.J.J.F. (author) master thesis 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Takken, R.J.J.F. (author), van Bohemen, A.E. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- van Boheemen, A.E. (author), Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997
- document
- Dirkse, C. (author), Hengst, S. (author), Takken, R.J.J.F. (author) other 1997