
https://www.africantraderemedies.com/articles/international-trade-law-in-times-of-turbulence/

https://www.bloomberg.com/news/articles/2019-09-11/world-s-oldest-customs-union-and-u-k-reach-a-post-brexit-deal

https://www.wto.org/english/tratop_e/tpr_e/s434_e.pdf