Juan's World: Upon Further Review, Here We Go Again!
Microsoft and the NFL: Exemplifying digital transformation in sports
Mile High: Instant replay is ruining sports
NFL replay reviews, challenges drop with new rules and tech - ESPN
No momentum for big instant replay rule changes – Football Zebras
A look at TV's instant replay through the years – The Denver Post
The NFL has an instant replay camera problem
Upon further review – Instant replay works
NFL should consider NCAA replay model – Football Zebras
Why the NFL is Streamlining Instant Replay
The History of Instant Replay in the NFL, News, Scores, Highlights, Stats, and Rumors
NFL owners approve expanded use of instant replay to review pass interference calls – Reading Eagle
Replay review in gridiron football - Wikipedia