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Coverage Bias in European Telephone Surveys: Developments of Landline and Mobile Phone Coverage across Countries and over Time [journal article]
Source: Survey Methods: Insights from the Field, (2013). p.13
Der Einfluss von Erhebungsformen auf den Postmaterialismus-Index [journal article]
Source: Methoden, Daten, Analysen (mda), 3 (2009) 2. p.137-166