Oh hell no, we don't talk to police: Insights on the lack of cooperation in police investigations of urban gun violence,” Rod K. Brunson and Brian A. Wade, Criminology and Public Policy, 2019

Reducing Gun Violence: Operation Ceasefire in Los Angeles,” National Institute of Justice , U.S. Department of Justice, 2005

Reducing Gun Violence: The Boston Gun Project’s Operation Ceasefire,” National Institute of Justice , U.S. Department of Justice, 2001

Study: Oakland’s multi-faceted Ceasefire program curbs shootings, homicides,” David DeBolt, Bay Area News Group, 2018