RT Article T1 International migration and the European Union, trends and consequences JF European journal on criminal policy and research VO 9 IS 1 SP 31 OP 49 A1 Muus, Philip LA English YR 2001 UL https://krimdok.uni-tuebingen.de/Record/1640102906 K1 Immigration K1 Asylpolitik K1 Arbeitsmarkt DO 10.1023/A:1011266119496