https://www.aspistrategist.org.au/from-the-bookshelf-deterring-armageddon-a-biography-of-nato/
https://ecfr.eu/wp-content/uploads/How-to-prevent-Germany-from-becoming-Eurosceptic.pdf
https://www.foreignaffairs.com/russia/broken-promise-nato
https://www.ips-journal.eu/topics/democracy-and-society/filling-the-vacuum-7025/