1.
Einstellung zur Monarchie (Niederlande) ; Attitude to the Monarchy (Netherlands)
2.
3.
4.
5.
Vorwahlbefragung Belgien 2003 ; Pre-Election Study Belgium 2003
The European Voter Database. Continuity Files of National Election studies in Denmark, Germany, Great Britain, the Netherlands, Norway and Sweden
EVS - European Values Study 1999 - Belgien ; EVS - European Values Study 1999 - Belgium
EVS - European Values Study 1999 - Luxemburg ; EVS - European Values Study 1999 - Luxembourg
EVS - European Values Study 1999 - Niederlande ; EVS - European Values Study 1999 - Netherlands