
https://ec.europa.eu/commission/sites/beta-political/files/citizens-rights-essential-principles-draft-position-paper_en.pdf

https://medium.com/@jonathanrowson/brexit-democracy-and-the-sacred-why-a-second-referendum-has-to-be-sacrificial-c1c4a84e853a

http://blogs.lse.ac.uk/brexit/2018/09/25/brexit-has-become-unnegotiable-theresa-may-has-a-constitutional-duty-to-admit-that-truth/