RT Article T1 Editor’s Introduction: Quantitative Approaches to the Study of Terrorism JF Journal of quantitative criminology VO 28 IS 1 SP 1 OP 5 A1 LaFree, Gary A2 Freilich, Joshua D. LA English YR 2012 UL https://krimdok.uni-tuebingen.de/Record/1767143796 DO 10.1007/s10940-011-9159-1