- document
- Bonebakker, J.W. (author) report
- document
- Bonebakker, J.W. (author), Gerritsma, J. (author) report 1960
- document
- Bonebakker, J.W. (author) report 1957
- document
- Bonebakker, J.W. (author) report 1954
- document
- Resink, Th. (author), Bonebakker, J.W. (author) report 1954
- document
- Bonebakker, J.W. (author) report 1953
- document
- Bonebakker, J.W. (author) report 1953
- document
- Bonebakker, J.W. (author) report 1953
- document
- Bonebakker, J.W. (author) report 1952