https://www.socialeurope.eu/ecb-president-lagarde-has-she-become-unstoppable
http://www.case-research.eu/files/?id_plik=5223
https://corporateeurope.org/sites/default/files/attachments/recruitment_errors.pdf
http://norden.diva-portal.org/smash/get/diva2:1095959/FULLTEXT02.pdf