1. Bureau of Justice Statistics.1997‐2020. “Survey of State Criminal History Information Systems 1997‐2020.” (SEARCH). Accessed April 27 2023.https://www.search.org/resources/surveys/
2. California's comprehensive background check and misdemeanor violence prohibition policies and firearm mortality
3. Centers for Disease Control and Prevention National Center for Injury Prevention and Control.2023. “Web‐based Injury Statistics Query and Reporting System (WISQARS)” [Online]. National Center for Injury Prevention and Control. Accessed January 19 2024.https://www.cdc.gov/injury/wisqars/fatal/index.html.
4. Comey J. July 10 2015. “Statement by FBI Director James Comey Regarding Dylann Roof Gun Purchase.”Accessed April 12 2023.https://www.fbi.gov/news/press‐releases/statement‐by‐fbi‐director‐james‐comey‐regarding‐dylann‐roof‐gun‐purchase.