RT Article T1 NIBRS data available for secondary analysis JF Journal of quantitative criminology VO 15 IS 2 SP 239 OP 248 A1 Dunn, Christopher S. A1 Zelenock, Thomas J. LA English YR 1999 UL https://krimdok.uni-tuebingen.de/Record/1639529950 K1 Polizei K1 Polizeiliche Kriminalstatistik K1 NIBRS-Statistik K1 USA