
https://www.bloomberg.com/politics/articles/2017-06-06/may-s-brexit-appeal-resonates-in-scottish-nationalist-stronghold?cmpid=BBBXT060617_BIZ&utm_medium=email&utm_source=newsletter&utm_term=170606&utm_campaign=brexit

http://www.ips-journal.eu/regions/global/article/show/why-pollsters-normally-get-it-right-more-or-less-2299/

https://www.opendemocracy.net/transformation/harry-blain/who-can-we-trust?utm_source=Daily+Newsletter&utm_campaign=f088cadec9-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-f088cadec9-407405485