RT Article T1 Behavioral heterogeneity in adolescent friendship networks JF Justice quarterly VO 32 IS 5 SP 872 OP 899 A1 Burt, Callie Harbin A2 Rees, Carter LA English YR 2015 UL https://krimdok.uni-tuebingen.de/Record/1638885265 K1 Delinquent peers K1 Social networks K1 Measurement K1 Heterogeneity K1 Influence