1. Achterberg N (1969) Antinomien verfassunggestaltender Grundentscheidungen. Der Staat 8:159–180
2. Ackerman B (2017) Good-bye, Montesquieu. In: Ackerman S R et al (eds) Comparative Administrative Law. Edward Elgar, Cheltenham, pp 38–43
3. Adams L H J et al (eds) (2017) Constitutionalism and the Rule of Law: Bridging Idealism and Realism. Cambridge University Press, Cambridge
4. AIV (2017) The will of the people? The erosion of democracy under the rule of law in Europe. Adviesraad voor Internationale Vraagstukken, The Hague
5. Bell J (2006) Judiciaries within Europe: A Comparative Review. Cambridge University Press, Cambridge