https://static.rusi.org/337_PB_Illicit%20Finance%20Threat%20to%20Democracies_final_web.pdf
https://globalabc.org/sites/default/files/2021-10/GABC_Buildings-GSR-2021_BOOK.pdf
https://www.socialeurope.eu/european-investment-bank-structural-reform-needed
https://www.lobbycontrol.de/lobbyismus-in-der-eu/nach-katargate-fortschritte-und-blockaden-bei-neuen-regeln-fuer-eu-abgeordnete-111593/