
https://www.brookings.edu/articles/putins-pressure-points-are-showing-time-to-strengthen-russian-sanctions/

https://wiiw.ac.at/public-expenditure-and-tax-policy-for-the-post-war-reconstruction-of-ukraine-dlp-6573.pdf

https://larouchepub.com/eiw/public/2014/eirv41n08-20140221/34-35_4108.pdf