https://committees.parliament.uk/publications/30492/documents/175947/default/
http://carnegieeurope.eu/2017/06/15/bringing-brexit-back-to-reality-pub-71262
https://www.brexitloket.nl/impactscan
https://ec.europa.eu/commission/publications/position-paper-transmitted-eu27-judicial-cooperation-civil-and-commercial-matters_en