Bill Leavy, officiating supervisor and referee, dies at 76 – Football Zebras
Why do football referees say the name of the team when announcing a time out but simply 'Offense' or 'Defense' when announcing a penalty? - Quora
NFL fans loved the way the ref said 'HOWEVER' while announcing penalty
Premier League Talking Points: The seven-minute penalty decision that will 'split opinion throughout the world'
Referee announcements have come a long way in 38 years – Football Zebras
Did a Holding Penalty Unfairly Cost the Eagles the Super Bowl? - The New York Times
Ben Dreith, the longtime NFL referee widely known to common fans, dies at 96 – Football Zebras
How instant replay impacts the psyche and performance of officials
Referee Shawn Hochuli asked the Kansas City crowd to shut up, he didn't realize the mic was open
Super Bowl 2023 Comes Down To One Controversial Call