https://www.chba.org.uk/for-members/library/overseas-seminars/the-status-of-gibraltar-under-eu-law
https://www.d-kart.de/en/blog/2020/05/11/ultra-vires/
https://ukandeu.ac.uk/wp-content/uploads/2022/09/UKICE-Levelling-Up-Report.pdf
https://www.instituteforgovernment.org.uk/sites/default/files/publications/IfG_Brexit_Euro_Court_Justice_WEB.pdf