RT Article T1 The overrepresentation of juvenile crime proportions in robbery clearance statistics JF Journal of quantitative criminology VO 15 IS 2 SP 151 OP 161 A1 Snyder, Howard N. LA English YR 1999 UL https://krimdok.uni-tuebingen.de/Record/1639529675 K1 Polizei K1 Polizeiliche Kriminalstatistik K1 Jugendgewalt K1 Statistik K1 NIBRS-Statistik K1 USA