https://blogs.lse.ac.uk/europpblog/2023/09/15/what-unites-and-what-divides-poland/
https://www.opendemocracy.net/can-europe-make-it/joan-costa-alegret/catalonia-s-de-facto-independence?utm_source=Daily+Newsletter&utm_campaign=d40bbfc4f2-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-d40bbfc4f2-407405485
https://wiiw.ac.at/time-for-change-in-eu-economic-policy-dlp-6514.pdf
https://ukandeu.ac.uk/wp-content/uploads/2020/06/Mind-the-values-gap.pdf