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European Commission, Brussels (2018): Flash Eurobarometer 455 (European Youth). GESIS Data Archive, Cologne. ZA6916 Data file Version 1.0.0, doi:10.4232/1.12970
(en)
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European Commission, Brussels (2018): Flash Eurobarometer 455 (European Youth). GESIS Datenarchiv, Köln. ZA6916 Datenfile Version 1.0.0, doi:10.4232/1.12970
(de)
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