https://freedomhouse.org/sites/default/files/FOTN_2018_Final%20Booklet_11_1_2018.pdf
https://www.opendemocracy.net/uk/adam-ramsay/so-who-are-dup?utm_source=Daily+Newsletter&utm_campaign=646fb696e5-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-646fb696e5-407405485
https://www.ips-journal.eu/topics/democracy-and-society/a-gift-for-the-kremlin-8566/
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/1029944/Upholding_Standards_in_Public_Life_-_Web_Accessible.pdf