Gert Boyle, the 'One Tough Mother' of Columbia Sportswear, outwits armed robber - oregonlive.com
$100-Million Oregon Donor Flaunts Her Tough-Mother Reputation
Oregon Business: Gert Boyle on Columbia Sportswear's new direction - 1859 Oregon's Magazine
Gert Boyle, Columbia Sportswear chief known as 'One Tough Mother,' dies at 95 - The Washington Post
Global Business Hall of Fame
Gert Boyle, 95, Dies; Sportswear Chief Billed as 'One Tough Mother' - The New York Times
Q&A: Gert Boyle, the 'First Lady of Oregon,' on Making Ads and Being the Center of Attention
A Mother of Invention: Columbia Sportswear CEO Gert Boyle (DVD)
Gert Boyle's Success Secret for Owner-Operated Businesses - Wizard of Ads Partners
Columbia Sportswear's Gert Boyle talks about her life and her company - oregonlive.com
Gert Boyle - Wikipedia
Gert Boyle, 'One Tough Mother' who led Columbia Sportswear, dies at 95 - oregonlive.com
Gert Boyle, 'One Tough Mother' who led Columbia Sportswear, dies at 95 - oregonlive.com
The First Non-Athlete to Receive the ISPO Cup is 93-Year Old Gert Boyle - The Manual
Life Advice from Columbia's 93-Year-Old Chairwoman Gert Boyle
Oregon Business: Gert Boyle on Columbia Sportswear's new direction - 1859 Oregon's Magazine
One Tough Mother: Success in Life, Business and AP: Boyle, Ms. Gert, Eberman, Ross: 9781558689084: Amazon.com: Books
A Tested Tough History | Columbia
Gert 'Ma' Boyle Returns To Columbia Sportswear Ads - OPB
Columbia Sportswear Unveils “Tested Tough,” Its New Global Brand Platform | Business Wire
Colorful Columbia Sportswear Co. Chairwoman Gert Boyle Dies
