http://en.euabc.com/upload/rfConstitution_en.pdf
https://www.gmfus.org/download/article/21501
https://www.sachverstaendigenrat-wirtschaft.de/fileadmin/dateiablage/gutachten/jg201819/Chapter_1.pdf
https://www.consilium.europa.eu/media/45109/210720-euco-final-conclusions-en.pdf