Koch, A., Blom, A., Stoop, I. & Kappelhof, J. (2009). Data collection quality assurance in cross-national surveys: The example of the ESS. Methoden-Daten-Analysen, 3, pp. 219-247.
(xsd:string)
Koch, A., Blom, A., Stoop, I., Kappelhof, J. (2009). Data collection quality assurance in cross-national surveys: The example of the ESS. Methoden-Daten-Analysen, 3 pp. 219-247.
(xsd:string)