https://www.eurofound.europa.eu/sites/default/files/ef_publication/field_ef_document/ef1663en.pdf
https://www.boeckler.de/pdf/v_2018_04_26_27_arg_co_determ.pdf
https://socialeurope.eu/switzerland-defending-workers-rights
https://ukandeu.ac.uk/wp-content/uploads/2022/03/UKICE-Divergence-Tracker-third-edition.pdf