RT Article T1 Police suspicion and discretionary decisionmaking during citizen stops JF Criminology VO 43 IS 2 SP 407 OP 434 A1 Alpert, Geoffrey P. 1948- A2 Dunham, Roger G. A2 MacDonald, John M. 1972- LA English YR 2005 UL https://krimdok.uni-tuebingen.de/Record/1912653842 DO 10.1111/j.0011-1348.2005.00012.x