Forschungsdaten#12005Exit Poll 1992INFAS (Germany); Czech Statistical Office. Institute for Public Opinion Research; Factum (Prague)INFAS (Germany); Czech Statistical Office. Institute for Public Opinion Research; Factum (Prague)
Forschungsdaten#22010IVVM Post-Election Survey 1998Institute of Sociology (Academy of Sciences of the Czech Republic); Czech Statistical Office. Institute for Public Opinion Research,Institute of Sociology (Academy of Sciences of the Czech Republic); Czech Statistical Office. Institute for Public Opinion Research,