https://www.ilo.org/wcmsp5/groups/public/—dgreports/—cabinet/documents/publication/wcms_662442.pdf
https://ec.europa.eu/commission/priorities/deeper-and-fairer-economic-and-monetary-union/european-pillar-social-rights/european-pillar-social-rights-20-principles_en
https://www.boeckler.de/pdf/p_imk_report_125e_2017.pdf
https://www.elysee.fr/admin/upload/default/0001/11/8143fbb609fe8fa002cd7a36deccc1a219766cda.pdf