RT Article T1 The effects of “pulling levers” focused deterrence strategies on crime JF Campbell Systematic Reviews VO 8 IS 1 SP 3 OP 90 A1 Braga, Anthony Allan 1969- A2 Weisburd, David 1954- LA English YR 2012 UL https://krimdok.uni-tuebingen.de/Record/155066039X CN 360 340 K1 Bandenkriminalität K1 Bekämpfung K1 Polizei DO 10.15496/publikation-6109