1. Migrants in Europe. A Statistical Portrait of the First and Second Generation. Population and Social Conditions, Statistical Books;Eurostat European Commission,2011
2. Migration and Migrant Population Statistics;Eurostat Statistics Explained,2015
3. Quantifying global international migration flows;Abel;Science,2014
4. Age Assessment Practice in Europe, December 2013;EASO, European Asylum Support Office,2013
5. Unaccompanied Immigrant Children: A Growing Phenomenon with Easy Few Solutions;Levinson,2011