
https://publications.parliament.uk/pa/cm200203/cmhansrd/vo021126/debtext/21126-17.htm

https://ukandeu.ac.uk/explainers/eu-switzerland-negotiations-agreement/?mc_cid=1b270f9c56&mc_eid=815b1928ec

https://www.politico.eu/wp-content/uploads/2022/04/07/FF55-as-crisis-response_final.pdf