
https://capx.co/why-has-boris-become-the-standard-bearer-of-the-tory-right/

http://www.britishelectionstudy.com/bes-findings/what-mattered-most-to-you-when-deciding-how-to-vote-in-the-eu-referendum/#.WWPVLnmQw2z

https://www.instituteforgovernment.org.uk/sites/default/files/publications/voting-on-brexit-report-final.pdf