1. Alan, Duncan. 2020. “The Minsk Conundrum: Western Policy and Russia’s War in Eastern Ukraine.”Chatham House, Research Paper, Ukraine Forum, May. Accessed April 20, 2022. https://www.chathamhouse.org/sites/default/files/2020-05-22-minsk-conundrum-allan.pdf.
2. “Decentralize or Else”: Russia’s Use of Offensive Coercive Diplomacy against Ukraine
3. Why Do De Facto States Fail?
4. Russian ‘deniable’ intervention in Ukraine: how and why Russia broke the rules
5. Altman, Howard. 2020. “$250 Million Aid Package to Ukraine Will Support US Security Too, Defense Experts Say.”Military Times, June 12. Accessed April 21, 2022. https://www.militarytimes.com/news/your-military/2020/06/12/250-million-aid-package-to-ukraine-will-support-us-security-too-defense-experts-say/.