Denver Broncos: Walton-Penner agree to record $4.65 billion sale
Broncos' sale approved, Rob Walton becomes wealthiest NFL owner
NFL finance group supports $4.65-billion sale of the Denver
Everett Daily Herald, December 21, 2014 by Sound Publishing - Issuu
The Oklahoman 08282013 by OPUBCO Communications Group - Issuu
Five thoughts on the Broncos' sale to Rob Walton - Sports Illustrated
Broncos' sale approved, Rob Walton becomes wealthiest NFL owner
Southwest reports a net loss of $278 million in the first quarter
Walmart heir Rob Walton officially buys Denver Broncos football
Everett Daily Herald, March 22, 2015 by Sound Publishing - Issuu
Denver Broncos: NFL owners approve sale to Walmart heirs