http://ukandeu.ac.uk/an-utterly-pernicious-bill/
https://www.nao.org.uk/wp-content/uploads/2017/07/The-Customs-Declaration-Service.pdf
http://www.cobcoe.eu/files/cobcoe-brexit-report-september-2017-e-Y4G2st.pdf
http://www.britishchambers.org.uk/Workforce%20Survey%202017%20-%20Skills%20shortages.pdf
https://infacts.org/queen-flip-flops-limbering-another-big-one/
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/643924/Foreign_policy__defence_and_development_paper.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/224244/evidence-british-influence.pdf
https://uk.finance.yahoo.com/news/businesss-government-lobbying-brexit-isnt-working-heres-143415309.html