http://dip21.bundestag.de/dip21/btd/19/007/1900700.pdf
https://www.brookings.edu/blog/order-from-chaos/2020/03/23/as-us-russian-arms-control-faces-expiration-sides-face-tough-choices/?utm_campaign=Brookings%20Brief&utm_source=hs_email&utm_medium=email&utm_content=85144056
https://blogs.lse.ac.uk/europpblog/2023/08/31/the-russo-ukrainian-war-by-serhii-plokhy-book-review/
https://larouchepub.com/eiw/public/2014/eirv41n08-20140221/34-35_4108.pdf