EGESA NATWOLI, Robert. Challenges Facing the Directorate of Criminal Investigation On Management of Criminal Gang Activities in Nairobi County, Kenya. Advances in Social Sciences Research Journal, [S. l.], v. 8, n. 1, p. 134–155, 2021. DOI: 10.14738/assrj.81.9501. Disponível em: https://scholarpublishing.org/journals/index.php/ASSRJ/article/view/4501. Acesso em: 28 may. 2026.