https://ukandeu.ac.uk/the-uk-internal-market-bill-breaking-law-and-reputation/?mc_cid=7627d659c2&mc_eid=815b1928ec
https://www.theguardian.com/politics/2017/sep/04/uk-trade-deals-after-brexit-theresa-may-eu
https://publications.parliament.uk/pa/cm201719/cmselect/cmbeis/379/379.pdf