RT Article T1 Distinguishing facts and artifacts in group-based modeling JF Criminology VO 48 IS 1 SP 295 OP 320 A1 Skarðhamar, Torbjørn LA English YR 2010 UL https://krimdok.uni-tuebingen.de/Record/1627389903 K1 Tätertypologie K1 Kriminalitätstheorie K1 Taxonomie K1 Methodenfragen