
https://www.nao.org.uk/wp-content/uploads/2017/07/The-Customs-Declaration-Service.pdf

https://www.opendemocracy.net/uk/adam-ramsay/brexit-negotiations-why-is-liberal-media-accepting-first-lie-of-nationalism?utm_source=Daily+Newsletter&utm_campaign=c2091cb82a-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-c2091cb82a-407405485

https://www.politico.eu/article/9-slippery-brexit-pledges/?utm_source=POLITICO.EU&utm_campaign=39a5c3d811-EMAIL_CAMPAIGN_2019_11_01_05_51&utm_medium=email&utm_term=0_10959edeb5-39a5c3d811-190380769