http://www.ilo.org/wcmsp5/groups/public/—dgreports/—dcomm/—publ/documents/publication/wcms_490959.pdf
http://library.fes.de/pdf-files/iez/13375.pdf
https://www.hrw.org/news/2017/05/15/eu-should-step-pressure-poland
http://www.migrationobservatory.ox.ac.uk/wp-content/uploads/2017/05/Commentary-net-and-election17.pdf
https://www.socialeurope.eu/2017/05/dismantling-democracy-eus-watch-poland-constitutional-tribunal/
https://www.bertelsmann-stiftung.de/en/publications/publication/did/social-justice-in-the-eu-index-report-2016/
https://ec.europa.eu/commission/sites/beta-political/files/globalisation-adjustment-fund-factsheet_en.pdf
https://www.opendemocracy.net/uk/sunny-hundal/theresa-may-is-getting-around-election-spending-limits-with-big-newspaper-ads?utm_source=Daily+Newsletter&utm_campaign=eac641dffa-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-eac641dffa-407405485
http://www.cer.org.uk/sites/default/files/insight_JS_9.5.17.pdf
http://www.mirror.co.uk/news/politics/what-2017-general-election-manifestos-10296247