https://www.ilo.org/wcmsp5/groups/public/@dgreports/@dcomm/documents/briefingnote/wcms_743146.pdf
https://www.esri.ie/system/files/publications/SUSTAT95_0.pdf
https://www.etui.org/sites/default/files/2025-06/Non-standard%20and%20precarious%20work%20across%20Europe_2025.pdf
https://eur-lex.europa.eu/legal-content/FR/TXT/PDF/?uri=CELEX:32019L2121&from=EN