https://www.vdma.org/v2viewer/-/v2article/render/21059151
https://institute.global/news/customs-and-exiting-european-union
https://www.theguardian.com/politics/ng-interactive/2019/sep/02/a-typical-hour-in-the-life-of-the-irish-border?ncid=newsletter-ukThe%20Waugh%20Zone%20%20Mon%20Sept%202&utm_campaign=newsletter-The%20Waugh%20Zone%20%20Mon%20Sept%202
http://www.epc.eu/documents/uploads/pub_7865_realitybites.pdf