RT Article T1 The relationship between motivations for joining gangs and violent offending: A preliminary test on self-determination theory JF Victims & offenders A1 Wu, Jun A2 Orrick, Erin A2 Hu, Xiaochen LA English YR 2021 UL https://krimdok.uni-tuebingen.de/Record/1912682613 DO 10.1080/15564886.2021.1898508