https://www.cer.eu/sites/default/files/insight_CG_letter_K.Starmer_8.7.24.pdf
https://ukandeu.ac.uk/study-of-federalism-uk-eu-relationship/?mc_cid=ef569320c7&mc_eid=815b1928ec
https://engelsbergideas.com/essays/the-rise-of-the-great-power-carve-up/
http://www.cer.org.uk/sites/default/files/pb_eurasian_IB_16.3.17_0.pdf