https://www.lighthousereports.com/investigation/ethnic-profiling/
https://www.socialeurope.eu/2017/05/dismantling-democracy-eus-watch-poland-constitutional-tribunal/
https://boe.es/boe/dias/2019/11/05/pdfs/BOE-A-2019-15790.pdf#BOEn
https://www.oecd-ilibrary.org/docserver/7e1bf673-en.pdf?expires=1537041018&id=id&accname=guest&checksum=E2E4B144ED9C13DF58246370C7677883