https://wiiw.ac.at/different-choices-divergent-paths-poland-and-ukraine-dlp-6419.pdf
https://www.crisisgroup.org/europe-central-asia/eastern-europe/ukraine/261-peace-ukraine-iii-costs-war-donbas
https://www.politico.eu/article/cuban-mercenaries-join-russian-army-ukraine-war/
https://theglobepost.com/2020/03/17/us-sanctions-venezuela-covid-19/?utm_source=Sign+Up+to+Crisis+Group%27s+Email+Updates&utm_campaign=08d4f6919f-EMAIL_CAMPAIGN_2019_01_28_08_41_COPY_01&utm_medium=email&utm_term=0_1dab8c11ea-08d4f6919f-359810589