https://www.theatlantic.com/international/archive/2019/10/brexit-journalism-failure/600580/
http://fedtrust.co.uk/a-chaotic-brexit-is-still-a-possibility/
https://ec.europa.eu/commission/publications/position-paper-essential-principles-citizens-rights_en
https://www.socialeurope.eu/2017/07/road-soft-brexit/