http://uk.reuters.com/article/us-britain-eu-negotiations-idUKKBN17R1XJ
http://library.fes.de/pdf-files/bueros/budapest/15322-20190505.pdf
https://committees.parliament.uk/oralevidence/2766/pdf/
https://www.fsinplatform.org/report/global-report-food-crisis-2019/