Primary researcher of this study is: Reuter, Julia, Institut für vergleichende Bildungsforschung und Sozialwissenschaften, Universität zu Köln
Dataset: 1.0.0 (08.07.2016) doi:10.4232/1.12558
Access class: A - Data and documents are released for academic research and teaching.
More information is available at the data catalogue: study description.