RT Article T1 Is cross-national and comparative research on the criminal justice system useful? JF European journal of criminology VO 12 IS 4 SP 505 OP 516 A1 Tonry, Michael H. 1954- LA English YR 2015 UL https://krimdok.uni-tuebingen.de/Record/163427301X K1 Comparative criminal justice research K1 Comparative penal policy K1 Cross-national crime trends K1 Cross-national criminal justice research