• 90% of People Don't Know How to Use Ctrl+F (2011) http://www.theatlantic.com/technology/archive/2011/08/crazy-90-percent-of-people-dont-know-how-to-use-ctrl-f/243840/?single_page=true 78 comments 2/10/2015
• 90 Percent of People Don't Know How to Use CTRL+F (2011) https://www.theatlantic.com/technology/archive/2011/08/crazy-90-percent-of-people-dont-know-how-to-use-ctrl-f/243840/?single_page=true 5 comments 17/10/2017
• 90 Percent of People Don't Know How to Use CTRL+F (or CMD + F) http://www.theatlantic.com/technology/archive/2011/08/crazy-90-percent-of-people-dont-know-how-to-use-ctrl-f/243840/ 140 comments 19/8/2011

• Do 90% of people not use Ctrl+F? http://blog.mozilla.com/metrics/2011/08/25/do-90-of-people-not-use-ctrlf/ 17 comments 25/8/2011 webdev
• Crazy: 90 Percent of People Don't Know How to Use CTRL+F http://www.theatlantic.com/technology/print/2011/08/crazy-90-percent-of-people-dont-know-how-to-use-ctrl-f/243840/ 4 comments 25/8/2011 reddit.com