http://www.res.org.uk/view/art4Apr17Features.html
https://www.project-syndicate.org/commentary/brexit-in-reverse-by-george-soros-2017-06?utm_source=Project+Syndicate+Newsletter&utm_campaign=2200ecc304-sunday_newsletter_25_6_2017&utm_medium=email&utm_term=0_73bad5b7d8-2200ecc304-105765449
https://www.nao.org.uk/wp-content/uploads/2018/01/Implementing-the-UKs-exit-from-the-European-Union-the-Deparment-for-International-Trade.pdf
https://www.thecourier.co.uk/fp/news/politics/uk-politics/937343/gordon-brows-fears-boris-could-be-the-last-ever-uk-prime-minister/