1. Alexander L (2000) Incitement and Freedom of Speech. In: Kretzmer D, Hazan FK (eds) Freedom of Speech and Incitement Against Democracy. Kluwer Law International, The Hague, pp 101–118
2. Amnesty International (2017) Dangerously Disproportionate: The Ever-Expanding National Security State in Europe. https://www.amnesty.org/download/Documents/EUR0153422017ENGLISH.PDF . Accessed 18 December 2017
3. Amnesty International, International Commission of Jurists, Open Society Justice Initiative (2016) European Commission’s proposal for a Directive of the European Parliament and of the Council on Combating Terrorism and Replacing Council Framework Decision 2002/475/JHA on Combating Terrorism: Joint submission by Amnesty International, the International Commission of Jurists, and the Open Society Justice Initiative and the Open Society European Policy Institute. http://statewatch.org/news/2016/mar/eu-dir-c-t-ngos-statement.pdf . Accessed 16 January 2018
4. Amoore L, de Goede M (2008) Risk and the War on Terror. Routledge, London/New York
5. Article 19 (1995) The Johannesburg Principles on National Security, Freedom of Expression and Access to Information. https://www.article19.org/data/files/pdfs/standards/joburgprinciples.pdf . Accessed 30 January 2018