- document
- Heijliger, R. (author) master thesis 1988
- document
- Broekmeulen, J.K.M. (author) master thesis 1983
- document
- Hoekman, B.J. (author) master thesis 1983
- document
- Holtrop, R.L. (author) other 1975
- document
- Holtrop, R.L. (author) lecture notes 1974