https://publications.parliament.uk/pa/cm201719/cmselect/cmcumeds/365/365.pdf
https://yougov.co.uk/news/2017/08/01/britain-nation-brexit-extremists/
http://www.wsta.co.uk/images/Brexit/Brexit_FINAL.pdf
https://www.bankofengland.co.uk/-/media/boe/files/report/2018/eu-withdrawal-scenarios-and-monetary-and-financial-stability.pdf?la=en&hash=B5F6EDCDF90DCC10286FC0BC599D94CAB8735DFB