http://www.consilium.europa.eu//media/32504/xt21004-ad01re02en18.pdf
https://www.instituteforgovernment.org.uk/sites/default/files/publications/negotiating-brexit-preparing-talks-uk-future-relationship-eu-FINAL_1.pdf
http://www.automotivecouncil.co.uk/wp-content/uploads/sites/13/2017/06/Automotive-Council-UK-local-sourcing-content-research-2017-Final-1.pdf
https://ec.europa.eu/commission/sites/beta-political/files/position-paper-intellectual-property-rights_en.pdf