https://www.aspistrategist.org.au/is-the-europen-union-too-big-for-further-enlargement/
https://www.lse.ac.uk/european-institute/Assets/Documents/LEQS-Discussion-Papers/LEQSPaper169.pdf
https://www.ips-journal.eu/topics/foreign-and-security-policy/the-franco-german-bone-of-contention-6604/?utm_campaign=en_1084_20230327&utm_medium=email&utm_source=newsletter
http://The EU Won’t Help a Weakened Theresa May