
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/

https://www.ispionline.it/it/pubblicazione/la-crisi-tedesca-e-il-futuro-dellindustria-europea-189853

http://www.fdf.org.uk/news.aspx?article=7834