Does football need technology? - CNN.com
Hawk-Eye's Vision Adds to Interactive Atmosphere | For the Love of Tennis
Electronic line judge - Wikipedia
U.S. Open line judges to be replaced by technology this year | Reuters
Hot tennis technology trends 2018 - What is new?
How Realistic Is Novak Djokovic's Call For Tennis Line Judges To Be Replaced By Technology?
Moment of truth: tech firms in tennis line-call battle - Stad Al Doha
How Hawk-Eye Line Calling Works in Tennis - YouTube
Get in line: Tennis' tradition vs. technology
Moment of truth: tech firms in tennis line-call battle
Gets the call right every time": How tennis went electronic
Ever wonder how the electronic line calling system works? It's called Hawk-Eye and its pretty awesome. : r/tennis
Hawk Eye - Technology in Tennis
US Open 2021: 'Hawk-Eye Live' replaces line judges at US Open 2021
Will This Be the Last French Open With Only Human Eyes Minding the Lines? - The New York Times
Hawk-Eye - Wikipedia
As football's VAR struggles continue, tennis celebrates 15 years of Hawk-Eye's electronic line calling system - Tennis365
Pandemic Speeds Adoption of Automated Line-Calling Systems - The New York Times
Pandemic Speeds Adoption of Automated Line-Calling Systems - The New York Times
Tennis Moves Toward Taking the Human Element Out of Line Calls - The New York Times
How tennis sensor technology is changing the game
In/Out: The Portable Ready-to-Use Line Call Device
