https://www.ips-journal.eu/topics/foreign-and-security-policy/a-message-of-disunity-7363/
https://carnegieendowment.org/2019/11/21/eu-defense-cooperation-progress-amid-transatlantic-concerns-pub-80381?utm_source=carnegieemail&utm_
https://www.atlanticcouncil.org/blogs/new-atlanticist/experts-react-can-new-french-and-german-weapons-turn-the-tide-in-ukraine/
https://diem25.org/wp-content/uploads/2017/03/European-New-Deal-Complete-Policy-Paper.pdf