RT Article T1 Social Network Position of Gang Members in Schools: Implications for Recruitment and Gang Prevention JF Justice quarterly VO 35 IS 3 SP 505 OP 525 A1 Gallupe, Owen A2 Gravel, Jason LA English YR 2018 UL https://krimdok.uni-tuebingen.de/Record/1643288377 K1 Gang K1 Social Networks K1 Schools K1 Recruitment K1 Treatment Effects