
http://www.guengl.eu/uploads/publications-documents/NSkoutarisGUENGLReportC_%28002%29.pdf

https://blogs.lse.ac.uk/brexit/2019/11/04/would-a-more-educated-population-have-rejected-brexit/

https://publications.parliament.uk/pa/cm201719/cmselect/cmniaf/329/329.pdf