https://www.morganlewis.com/documents/m/documents/cartel/cartel-report_end-2018_190022.pdf
https://www.lobbycontrol.de/lobbyregister/bundestag-beschliesst-verbessertes-lobbyregister-112080/
https://cps.org.uk/wp-content/uploads/2023/11/CPS_JUSTICE_FOR_THE_YOUNG.pdf