Jan van Dijk, et al (2005). ”The Burden of Crime in the EU - A Comparative Analysis of the European Survey of Crime and Safety (EU ICS) 2005”. EU/ICVS. sid. 44. http://vorige.nrc.nl/redactie/binnenland/Misdaad.pdf. Läst 12 juli 2014. ”Measuring sexual incidents is extremely difficult in victimisation surveys, since perceptions as to what is unacceptable sexual behaviour may differ across countries, as well as readiness to report incidents to an interviewer over the phone. It is feasible that women in countries where gender equality is less advanced are less inclined to report sexual incidents, thereby deflating the national rates. The measures, then, need to be interpreted with great caution”