Cook, Phillip, et al. 2005. "Underground Gun Markets". Working Paper 11737. NBER Working Paper Series. Cambridge, MA: National Bureau of Economic Research. November.
Braga, Anthony. 2004. "Gun Violence among Serious Young Offenders." Problem-Oriented Guides for Police, Problem-Specific Guides Series No. 23. Washington, D.C.: U.S. Department of Justice.
Hemenway, David. 2004. Private Guns, Public Health. Ann Arbor: University of Michigan Press.
Lizotte, Alan and David Sheppard. 2001. "Gun Use by Male Juveniles: Research and Prevention". Juvenile Justice Bulletin. Washington, DC: US Department of Justice, Office of the Juvenile Justice and Delinquency Prevention.
Kimmel, Michael. 2005. The History of Men: Essays on the History of American and British Masculinities. New York: SUNY Press.
Barker, Gary. 2005. Dying to be Men: Youth, Masculinity and Social Exclusion. London: Routledge.
Braga, Anthony. 2004. "Gun Violence among Serious Young Offenders." Problem-Oriented Guides for Police, Problem-Specific Guides Series No. 23. Washington, DC: US Department of Justice.
Tolan, Patrick H. and Deborah Gorman-Smith. 1998. "Development of Serious and Violent Offending Careers". In Rolf Loeber and David P. Farrington (Eds.) Serious and Violent Juvenile Offenders. Thousand Oaks: Sage Publications.
Buchman, Debra and Jeanne Funk. 1996. "Video and Computer Games in the '90s: Children's Time Commitment and Game Preference". Children Today. Vol. 24, pp. 12-16.
Emler, Nicolas and Stephen Reicher. 1995. Adolescence and Delinquency: the Collective Management of Reputation. Oxford: Blackwell Publishers.
Archer, John. 1994. "Violence between men." In John Archer, ed. Male violence. London: Routledge, pp. 121-42.
Anderson, Elijah. 1990. Streetwise: Race, Class and Change in an Urban Community. Chicago: University of Chicago Press.
Schwartz, Gary. 1987. Beyond Conformity or Rebellion: Youth and Authority in America. Chicago, Illinois: University of Chicago Press.
Belgium
Vercaigne, Conny. 2001. "The Group Aspect of Youth Crime and Youth Gangs in Brussels: What We Do Know and Especially What We Don't." In Klein, Malcom, et al. (eds.) 2001. The Eurogang Paradox: Street Gangs and Youth Groups in the U.S. and Europe. Dordrecht, the Netherlands: Kluwer Academic Publishers. pp. 283-98.
Canada
Dauvergne, Mia and Geoffrey Li. 2006. Homicide in Canada, 2005. Juristat. Vol 26, No 6, pp. 1-25.
Congo DRC
Jourdan, Luca. 2004. "Being at War, Being Young: Violence and Youth in North Kivu." In Koen Vlassenroot and Timothy Raeymaekers (Eds.) 2004. Conflict and Social Transformation in Eastern DR Congo. Ghent: Academia Press, pp. 157-76.
Liberia
Ellis, Stephen. 1997. "Young Soldiers and the Significance of Initiation: Some Notes from Liberia". Leiden: Afrika-Studiecentrum.
Wilkinson, Deanna. 2003. Guns, Violence, and Identity Among African American and Latino Youth. New York: LFB Scholarly Publishing.
Various
COAV (Children and Youth in Organized Armed Violence). 2005. Research: Youth Testimonies. Rio de Janeiro: Viva Rio, COAV.
Dowdney, Luke. 2005. "Neither War Nor Peace: International Comparisons of Children and Youth in Organized Armed Violence". Rio de Janeiro: COAV.
Klein, Malcom, et al. (Eds.) 2001. The Eurogang Paradox: Street Gangs and Youth Groups in the U.S. and Europe. Dordrecht, the Netherlands: Kluwer Academic Publishers.
Flannery, Daniel, Alexander Vazsonyi and Irwin Waldman (eds.). 2007. 'The Cambridge Handbook of Violent Behavior and Aggression.' Cambridge: Cambridge University Press.
Diehl, Digby. 2005. "The Chicago Project for Violence Prevention". In Stephen Isaacs and James Knickman. To Improve Health and Health Care: The Robert Wood Johnson Foundation Anthology, Volume VIII. 2nd ed. Hoboken: Jossey-Bass.