https://publications.parliament.uk/pa/cm201719/cmselect/cmfaff/514/514.pdf
http://www.conservativegroupforeurope.org.uk/wordpress/wp-content/uploads/2017/09/Keeping-the-bridges-open-a-CGE-Policy-Options-Paper-.pdf
https://wiiw.ac.at/the-russian-economy-amidst-the-war-and-sanctions-dlp-6727.pdf
https://www.ips-journal.eu/topics/foreign-and-security-policy/indias-surprising-change-of-course-7086/