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              Maehler, D. B., Martin, S. & Rammstedt, B. (2017). Coverage of the migrant population in large-scale assessment surveys. Experiences from PIAAC in Germany. Large-scale Assessments in Education, 5(9). https://doi.org/10.1186/s40536-017-0044-8
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              Maehler, D. B., Martin, S., & Rammstedt, B. (2017). Coverage of the migrant population in large-scale assessment surveys. Experiences from PIAAC in Germany. Large-Scale Assessments in Education, 5, Article 9. https://doi.org/10.1186/s40536-017-0044-8
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              Maehler, D. B., Martin, S., & Rammstedt, B. (2017). Coverage of the migrant population in large-scale assessment surveys. Experiences from PIAAC in Germany. Large-scale Assessments in Education, 5, 9.
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