Charles & David Koch: Run the Republican Party | Gentleman's Journal
What Is the Koch Brothers' Net Worth? See How They Spend Their Wealth
Charles and David Koch: billionaire donors in the line of fire | Financial Times
&hash=f60913b74737303402431e6984cd2f9e46c4abb389036506d19cf13a8163b9c6 "US-Milliardär David Koch stirbt mit 79 und hinterlässt ein schreckliches Vermächtnis - Finanzen100")
US-Milliardär David Koch stirbt mit 79 und hinterlässt ein schreckliches Vermächtnis - Finanzen100
The Koch brothers: Who are they and why do Democrats hate them? | CBC News
The NY Times' absurd Koch brothers conspiracy
Inside Charles and David Koch's Business Empire | Fortune
The Brothers Koch: Rich, Political And Playing To Win : NPR
Charles und David Koch | trend.at
The Next Koch Doesn't Like Politics - POLITICO Magazine
Koch brothers group unveils ads from campaign against Trump's tariffs
Koch-funded super PAC may back Democratic incumbents against progressive challengers | Salon.com
Who are the Koch brothers? - BBC News
How Charles and David Koch will wield their power in the 2016 race.
The Koch brothers are "all in" for 2018 with plans to spend up to $400 million | Salon.com
All About The Koch Brothers - Charles and David Koch - YouTube
Koch vs. Koch: The Brutal Battle That Tore Apart America's Most Powerful Family – Mother Jones
&hash=ffb599923712b0519342357a29705507cd929ae02083d073056dd6a742cbe8d5 "US-Milliardär David Koch stirbt mit 79 und hinterlässt ein schreckliches Vermächtnis - Finanzen100")
US-Milliardär David Koch stirbt mit 79 und hinterlässt ein schreckliches Vermächtnis - Finanzen100
Who are the Koch brothers? | PBS NewsHour
One Koch Brother Forces the Other Out of the Family Business | The New Yorker
Charles Koch bereut seine Tea Party-Unterstützung
David Koch, Billionaire Who Fueled Right-Wing Movement, Dies at 79 - The New York Times
Charles Koch & David Koch | TIME
Charles G. Koch – Wikipedia
