https://ec.europa.eu/commission/sites/beta-political/files/draft_withdrawal_agreement.pdf
http://carnegieeurope.eu/2017/06/15/bringing-brexit-back-to-reality-pub-71262
https://corporateeurope.org/power-lobbies/2017/12/big-business-brexit-corporate-interests-still-dominate-brexit-and-trade
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