US Census Bureau. 2000, updated annually. Annual Survey of State and Local Government Finances, 1977-2017. Compiled by the Urban-Brookings Tax Policy Center. Washington, DC: Urban-Brookings Tax Policy Centers (2015). Accessed on: August 7, 2020.
Lincoln Institute of Land Policy. Fiscally Standardized Cities database. [http://www.lincolninst.edu/research-data/data-toolkits/fiscally-standardized-cities/search-database](http://www.lincolninst.edu/research-data/data-toolkits/fiscally-standardized-cities/search-database) Accessed on: August 7, 2020
Kesic, D. (2013). The role of mental disorders in use of force incidents between the police and the public. In D. Chappell (Ed.), Policing and the mentally ill: International perspectives (pp. 153–170). Boca Raton, FL: CRC Press.
Additional information from: Arrest Trends, Vera Institute of Justice; Bureau of Labor Statistics; Carson 2015; Census Bureau; FBI 2015.