- document
- Wang, H. (author) doctoral thesis 1991
- document
- Westra, J.J.W. (author) doctoral thesis 1990
- document
- Becker, H. (author) doctoral thesis 1989
- document
- Van der Meer, J.S. (author) doctoral thesis 1987
- document
- Ruiter, J.P. (author) doctoral thesis 1987
- document
- Infante Ferreira, C.A. (author) doctoral thesis 1985
- document
- Iedema, P.D. (author) doctoral thesis 1984
- document
- Keizer, C. (author) doctoral thesis 1982