http://The EU Won’t Help a Weakened Theresa May
http://www.etui.org/Publications2/Books/Innovative-union-practices-in-Central-Eastern-Europe
http://www.mfa.gov.pl/en/news/they_wrote_about_us/szymanski__we_hope_for_a_dialogue_free_of_stereotypes_between_france_and_central_europe_