KOCH Newsroom | Brothers yes, but Charles and David Koch are not "brainless robots"
David Koch and Charles Koch | TIME
What Is the Koch Brothers' Net Worth? See How They Spend Their Wealth
Kochs to double election spending in 2016 | Financial Times
Charles and David Koch - ABC News (Australian Broadcasting Corporation)
The Next Koch Doesn't Like Politics - POLITICO Magazine
David Koch - Wikipedia
David Koch, Billionaire Who Fueled Right-Wing Movement, Dies at 79 - The New York Times
Who are the Koch brothers? - BBC News
Five key ways the Koch brothers pushed their rightwing agenda | Koch brothers | The Guardian
Opinion: The truth about the Koch brothers' agenda | CNN
Charles Koch & David Koch | TIME
How Charles and David Koch Plan to Remake the Republican Party
KOCH Newsroom | Charles Koch on the passing of his brother, David Koch
All About The Koch Brothers - Charles and David Koch - YouTube
What the Koch Brothers own — Quartz
David Koch, Billionaire Who Fueled Right-Wing Movement, Dies at 79 - The New York Times
Powerful conservative billionaire philanthropist David Koch dies age 79 | | Express Digest
Inside Charles and David Koch's Business Empire | Fortune
One Koch Brother Forces the Other Out of the Family Business | The New Yorker
Kochland” Examines the Koch Brothers' Early, Crucial Role in Climate-Change Denial | The New Yorker
Meet the Koch Brothers - Again - ABC News
