http://www.assemblee-nationale.fr/14/pdf/rap-info/i4485.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/638958/Continuity_in_the_availability_of_goods_for_the_EU_and_the_UK_Position_Paper.pdf
https://www.gov.uk/government/news/david-davis-teesport-speech-implementation-period-a-bridge-to-the-future-partnership-between-the-uk-eu
https://committees.parliament.uk/oralevidence/2766/pdf/