| Date of Award | 28 Feb 1990 |
|---|---|
| Original language | Dutch |
| Supervisor | R.G.F. Doornbos (Supervisor 1) & J. van der Werff (Supervisor 2) |
| Date of Award | 28 Feb 1990 |
|---|---|
| Original language | Dutch |
| Supervisor | R.G.F. Doornbos (Supervisor 1) & J. van der Werff (Supervisor 2) |