https://www.project-syndicate.org/commentary/three-goals-to-guide-european-union-renewal-by-emmanuel-macron-2019-03/french
https://www.socialeurope.eu/wp-content/uploads/2019/10/Europe-2025-eBook.pdf
http://www.ecfr.eu/page/-/ECFR-_245_-_Crisis_and_Cohesion_-_A_10_Year_Review_Janning_WEB.pdf