
https://www.friendsofeurope.org/insights/critical-thinking-navigating-the-new-world-order-reflection-on-the-nato-summit-in-washington/

http://www.css.ethz.ch/content/dam/ethz/special-interest/gess/cis/center-for-securities-studies/pdfs/Cyber-Reports-2017-07.pdf

https://www.socialeurope.eu/2017/05/irelands-brexit-borders-possible-solution/