- document
- Tian, Ye (author), Kinnas, Spyros A. (author) journal article 2012
- document
- Ligtelijn, J.Th. (author) report 1985
- document
- Reynolds, G.J. (author) report 1985
- document
- Schottel Nederland (author) other 1983
- document
- Sparenberg, J.A. (author), de Vries, J. (author) report 1983