https://wiiw.ac.at/outlier-or-not-the-ukrainian-economy-s-preparedness-for-eu-accession-dlp-6704.pdf
https://ec.europa.eu/commission/presscorner/api/files/document/print/ov/speech_22_5493/SPEECH_22_5493_OV.pdf
https://www.socialeurope.eu/wp-content/uploads/2019/09/Occ-Pap-14.pdf
https://www.project-syndicate.org/commentary/poland-hungary-elections-2019-by-slawomir-sierakowski-2019-10