Antzeko izenburuak: Interdisciplinary research on homosexuality in the Netherlands /
- Aids Research in the Netherlands /
- Gender dysphoria: interdisciplinary approaches in clinical management /
- Aids research 1990.
- Homosexuality : a research guide /
- Homosexuality : research implications for public policy /
- AIDS research within the biomedical and health research programme : [published on the occasion of the 8. International Conference on AIDS, Amsterdam 19-24 July 1992] /