Hess, SabineSabineHessHänsel, ValeriaValeriaHänselKasparek, BerndBerndKasparek2021-05-212021-05-212019-07-09https://resolver.sub.uni-goettingen.de/purl?gro-2/84714enBorder Management and Migration Controls in GERMANYworking_paperNational Report