RT Article T1 Neighborhood context and homicide clearance: Estimating the effects of collective efficacy JF Homicide studies VO 22 IS 2 SP 188 OP 213 A1 Mancik, Ashley M. A2 Williams, Kirk R. A2 Parker, Karen F. LA English YR 2018 UL https://krimdok.uni-tuebingen.de/Record/1912633620 DO 10.1177/1088767918755419