
http://www.conservativehome.com/platform/2017/05/neale-richmond-no-deal-between-britain-and-the-eu-would-be-a-disaster-for-ireland.html

https://theconversation.com/europeans-have-more-flexible-views-on-how-to-respond-to-irregular-migrants-than-policymakers-think-new-research-253473

https://blogs.lse.ac.uk/brexit/2019/04/15/brexit-lessons-from-the-silesian-backstop-of-1919-25/