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              Koch, A., Blom, A. G., Stoop, I., & Kappelhof, J. (2009). Data Collection Quality Assurance in Cross-National Surveys at the Example of the ESS. Methoden, Daten, Analysen -Zeitschrift für Empirische Sozialforschung, 3(2), 219-247.
                 (xsd:string)
              
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        | ?:name | 
            
              Koch, A., Blom, A. G., Stoop, I., Kappelhof, J. (2009). Data Collection Quality Assurance in Cross-National Surveys at the Example of the ESS. Methoden, Daten, Analysen -Zeitschrift für Empirische Sozialforschung, 3(2), pp. 219-247.
                 (xsd:string)
              
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