https://www.foreignaffairs.com/europe/last-ambassador-memoir-collapse-yugoslavia
https://en.euractiv.eu/wp-content/uploads/sites/2/special-report/EURACTIV-Special-Report-European-gas-markets.pdf
https://conservativehome.com/2022/05/11/the-northern-ireland-protocol-the-options-boil-down-to-hoping-the-eu-backs-down-or-offering-it-a-new-deal/