RT Article T1 Immigration and the recent violent crime drop in the United States. A pooled, cross-sectional time-series analyses of metropolitan areas JF Criminology VO 47 IS 3 SP 889 OP 928 A2 Stowell, Jacob I. LA English YR 2009 UL https://krimdok.uni-tuebingen.de/Record/1625982879 K1 Immigration K1 Kriminalitätsrückgang K1 Gewaltkriminalität K1 Zeitreihenanalyse