http://www.ilo.org/wcmsp5/groups/public/—ed_protect/—soc_sec/documents/publication/wcms_614324.pdf
https://eutopialaw.com/2013/03/07/sovereignty-the-historical-perspective-or-les-absents-ont-toujours-tort/#more-1809
https://www.eurofound.europa.eu/eqls-flagship/
https://knowledge.wharton.upenn.edu/article/post-crisis-world-changes-coming/?utm_source=kw_newsletter&utm_medium=email&utm_campaign=2020-05-05