David Koch - Wikipedia
The Next Koch Doesn't Like Politics - POLITICO Magazine
Charles & David Koch: Run the Republican Party | Gentleman's Journal
Koch vs. Koch: The Brutal Battle That Tore Apart America's Most Powerful Family – Mother Jones
David Koch: US-Milliardär im Alter von 79 Jahren gestorben - manager magazin
Donald Trump gegen die Koch-Brüder: Diese Fehde gefährdet seine Macht | STERN.de
Charles and David Koch | Biographies, Politics, & Facts | Britannica
Charles Koch & David Koch | TIME
Charles and David Koch: The billionaire brothers 'trying to buy America' | The Independent | The Independent
Who are the Koch brothers? - BBC News
How Charles and David Koch Plan to Remake the Republican Party
Gebrüder Koch: Diese milliardenschweren Brüder wollen den nächsten US-Präsidenten bestimmen - FOCUS online
Amerikanische Milliardäre: Charles und David Koch
Koch-funded super PAC may back Democratic incumbents against progressive challengers | Salon.com
Who are the Koch brothers? - BBC News
The Koch brothers are "all in" for 2018 with plans to spend up to $400 million | Salon.com
Charles and David Koch: billionaire donors in the line of fire | Financial Times
Charles G. Koch – Wikipedia
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US-Milliardär David Koch stirbt mit 79 und hinterlässt ein schreckliches Vermächtnis - Finanzen100
Conservative Philanthropist David Koch Dead at 79 | Diverse: Issues In Higher Education
David Koch Net Worth 2021 - David Koch Has Died
The Kochs Are Inching Closer to Becoming Media Moguls - The New York Times
John Jay College rejects money from Koch brothers
Soros und Koch: Die ungewöhnlichste Allianz des Jahres - news.ORF.at
David Koch dies: Billionaire businessman was influential GOP donor | CNN Politics
