
https://www.crisisgroup.org/europe-central-asia/eastern-europe/ukraine/long-war-ukraine-perspectives-kyiv-and-washington

https://dgap.org/de/forschung/publikationen/europa-braucht-eine-bessere-geooekonomische-strategie

https://www.crisisgroup.org/europe-central-asia/balkans/kosovo/269-northern-kosovo-asserting-sovereignty-amid-divided-loyalties