https://www.un.org/disarmament/wmd/nuclear/npt/text
https://blogs.sussex.ac.uk/uktpo/2018/02/15/sustainability-impact-assessment-for-post-brexit-britain/
https://www.hrfn.org/wp-content/uploads/2017/05/20170530-Supporting-inclusive-movements-wellsprings.pdf
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/502291/54284_EU_Series_No1_Web_Accessible.pdf
https://www.gov.uk/government/speeches/pm-commons-statement-on-eu-reform-and-referendum-22-february-2016
http://ec.europa.eu/newsroom/just/item-detail.cfm?item_id=607452
https://www.iod.com/Portals/0/PDFs/Campaigns%20and%20Reports/Europe%20and%20trade/IoD-Customising-Brexit.pdf?ver=2018-02-15-083137-800
http://www.elysee.fr/declarations/article/transcription-du-discours-du-president-de-la-republique-au-forum-economique-mondial-de-davos-suisse/
https://blog-dialogoafondo.imf.org/?p=8769
https://www.nakedcapitalism.com/2018/02/another-brexit-mess-grandfathering-existing-free-trade-agreements-looks-unlikely.html