
https://www.iod.com/Portals/0/PDFs/Campaigns%20and%20Reports/Europe%20and%20trade/Business-of-Brexit.pdf?ver=2017-05-22-090428-150

https://publications.parliament.uk/pa/cm201719/cmselect/cmbeis/379/379.pdf

http://blogs.lse.ac.uk/brexit/2017/09/28/the-eu-referendum-was-gerrymandered/