
https://www.lobbycontrol.de/wp-content/uploads/Lobbyreport-2021_Beispiellose-Skandale-strengere-Lobbyregeln.pdf

https://www.ips-journal.eu/index.php?id=340&L=0&tx_news_pi1%5Bnews%5D=4556&tx_news_pi1%5Bcontroller%5D=News&tx_news_pi1%5Baction%5D=detail&utm_source=newsletter&utm_medium=email&utm_campaign=en_808_20200804&cHash=1b8009a520c4886c5fb98c49979ef2c5

https://www.brookings.edu/opinions/the-democratic-threat-to-democracy/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=200305858&utm_source=hs_email