https://www.friendsofeurope.org/sites/default/files/media-files/uk_report_web.pdf
https://ec.europa.eu/commission/sites/beta-political/files/financial-settlement-essential-principles-draft-position-paper_en.pdf
http://www.fdf.org.uk/news.aspx?article=7834
https://www.crisisgroup.org/europe-central-asia/eastern-europe/ukraine/long-war-ukraine-perspectives-kyiv-and-washington