RT Article T1 Social change and race-specific homicide trajectories: An age-period-cohort analysis JF Journal of research in crime and delinquency A1 Lu, Yunmei A2 Santos, Mateus R. A2 Luo, Liying LA English YR 2022 UL https://krimdok.uni-tuebingen.de/Record/1912705494 DO 10.1177/00224278221129886