1. Barbaro M (9 Oct 2017) Listen to ‘The Daily’: the A.C.L.U. and the alt-right. The Daily/New York Times. https://www.nytimes.com/2017/10/09/podcasts/the-daily/aclu-free-speech-charlottesville.html. Accessed 28 June 2019
2. Brietzke PW (1997) How and why the marketplace of ideas fails. Valparaiso Univ Law Rev 31(3):951–969. http://scholar.valpo.edu/vulr/vol31/iss3/4
3. Combs B (updated 22 Dec 2015 at 2:22 PM) The Confederate battle flag is a symbol of intimidation. New York Times https://www.nytimes.com/roomfordebate/2015/06/19/does-the-confederate-flag-breed-racism/the-confederate-battle-flag-is-a-symbol-of-intimidation. Accessed 28 June 2019
4. Delgado R, Stefancic J (2018) Must we defend Nazis? Why the First Amendment should not protect hate speech and white supremacy. New York Univ Press, New York
5. Ehrlinger J, Plant EA, Eibach RP, Columb CJ, Goplen JL, Kunstman JW, Butz DA (2011) How exposure to the Confederate flag affects willingness to vote for Barack Obama. Political Psychol 32(1):131–146. https://doi.org/10.1111/j.1467-9221.2010.00797.x