- document
- Jiskoot, S.J. (author), Westerbeek, J.A. (author), Wondergem, L. (author) master thesis 1995
- document
- Takken, R.J.J.F. (author), Holleman, W. (author) master thesis 1995
- document
- Glerum, E. (author), Hengst, S. (author) other 1991
- document
- van der Hoeven, H.B. (author), Tutuarima, W.H. (author), Septya, D. (author), Warte, J. (author) master thesis 1990
- document
- van Oostveen, D.C. (author), Hengst, S. (author) master thesis 1990