
https://blogs.lse.ac.uk/europpblog/2023/05/16/will-the-radical-right-confederation-emerge-as-kingmaker-after-this-years-polish-election/

https://www.gov.pl/web/primeminister/letter-from-prime-minister-mateusz-morawiecki-to-the-heads-of-governments-and-the-presidents-of-the-european-council-the-european-commission-and-the-european-parliament-on-relations-between-national-law-and-european-law

http://www.ipg-journal.de/regionen/europa/artikel/detail/ein-bisschen-mehr-als-freundschaft-2458/