PETERSEN, Kirsten Elisa; LADEFOGED, Lars. Youth in Gangs. What Do We Know – and What Don’t We Know? A Research Review of National and International Knowledge about Youth in Gangs. Aarhus, DK: Aarhus Universitet,2018. DOI: 10.7146/aul.284.199. Disponível em: https://openbooks.kb.dk/au/catalog/book/284. Acesso em: 16 nov. 2025.