1. Aydın-Düzgit S, Daly TG, Godfrey K, Lindberg SI, Lührmann A, Petrova T, Youngs R (2019) Post–cold war democratic declines: the third wave of autocratization. Carnegie Europe. https://carnegieeurope.eu/2019/06/27/post-cold-war-democratic-declines-third-wave-of-autocratization-pub-79378. Accessed 6 Oct 2021
2. Bertelsmann Stiftung (2020) Bertelsmann transformation index. https://www.bti-project.org/en/index/political-transformation.html. Accessed 6 Oct 2021
3. Cassani A, Tomini L (2019) What autocratization is. In: Autocratization in post-Cold War political regimes. Challenges to democracy in the 21st century. Palgrave Macmillan, Cham, pp 15–35
4. Cato Institute (2019) Human freedom index. https://www.cato.org/sites/cato.org/files/2021-03/human-freedom-index-2020.pdf. Accessed 1 May 2021
5. Civicus Monitor (2020) National civic space ratings. https://findings2020.monitor.civicus.org/europe-central-asia.html. Accessed 1 May 2021