1. Alland D, ‘The Definitation of Countermeasures’ in James Crawford, Alain Pellet, Simon Olleson (eds), The Law of International Responsibility, (Oxford University Press 2010) 1127-1136.
2. Alland D, ‘Countermeasures of General Interest’ (2002) 13(5) European Journal of International Law 1221-1239.
3. Cassese A, International Law (2nd edn, Oxford University Press 2005).
4. Council Decision (CFSP) 2022/335 of 28 February 2022 amending Decision 2014/512/CFSP concerning restrictive measures in view of Russia’s actions destabilising the situation in Ukraine (2022) OJL 57/4.
5. Council Decision (CFSP) 2022/337 of 28 February 2022 amending Decision 2014/145/CFSP concerning restrictive measures in respect of actions undermining or threatening the territorial integrity, sovereignty and independence of Ukraine (2022) OJL 59/1.