https://www.publications.parliament.uk/pa/cm201617/cmselect/cmwomeq/799/799.pdf
http://www.coggs.polis.cam.ac.uk/news/forum-on-geopolitics-triple-bill-on-brexit
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/761852/05_December-_EU_Exit_Attorney_General_s_legal_advice_to_Cabinet_on_the_Withdrawal_Agreement_and_the_Protocol_on_Ireland-Northern_Ireland.pdf
https://curia.europa.eu/jcms/upload/docs/application/pdf/2018-12/cp180187en.pdf