Wilkinson, Freddie. <br/><br/>
The big idea :  everest broke it. scientists fixed it. / 
Freddie Wilkinson.  
 - Washington ;  National Geographic Partners, LLC.,  September 2022. 
 - Volume 241, pages 19-22,   illustration. 
<br/><br/> National Geographic, v. 242, n. 3, pages 19-22, September 2022.