https://ec.europa.eu/commission/publications/position-paper-essential-principles-financial-settlement_en
http://HTTPS://WWW.BMA.ORG.UK/NEWS/MEDIA-CENTRE/PRESS-RELEASES/2017/JANUARY/DOCTORS-LEADER-ACCUSES-PRIME-MINSTER-OF-SCAPEGOATING-NHS
https://www.bloomberg.com/news/articles/2019-09-11/world-s-oldest-customs-union-and-u-k-reach-a-post-brexit-deal