Geahča maid: Boys on their contacts with men :
- The sexual aspect of paedophile relations : the experience of twenty-five boys /
- Contact tracing & partner notification : /
- The men from the boys /
- Sexual preference and work : a comparison between homosexual and heterosexual persons /
- Sexual experience between men and boys : Exploring the pederast underground /
- Gay men's friendships : invincible communities /
Dahkki: Sandfort, Theo
- Male intergenerational intimacy : historical, socio-psychological, and legal perspecives /
- Boys on their contacts with men : a study of sexually expressed friendships /
- Het belang van de ervaring : over seksuele contacten in de vroege jeugdjaren en seksueel gedrag en beleven op latere leeftijd /
- The sexual aspect of paedophile relations : the experience of twenty-five boys /
- Sexual preference and work : a comparison between homosexual and heterosexual persons /