https://www.morganlewis.com/documents/m/documents/cartel/cartel-report_end-2018_190022.pdf
https://papers.ssrn.com/sol3/Delivery.cfm/SSRN_ID4092831_code1752653.pdf?abstractid=4092831&mirid=1
https://www.instituteforgovernment.org.uk/sites/default/files/publications/IfG_Brexit_Euro_Court_Justice_WEB.pdf
https://www.ombudsman.europa.eu/pdf/en/156017