Detroit Lions submit 3 rule change proposals to NFL
SEC adds sideline monitor to replay process - DVSport Software
How the NFL plans to overhaul instant replay in 2020, and who could oversee the transition
NFL makes major change to instant replay by making called and uncalled pass-interference penalties reviewable
NFL Instant Replay Process
Automatic: NFL replay booth playing bigger role - The San Diego Union-Tribune
He Invented Instant Replay, The TV Trick We Now Take For Granted : The Two-Way : NPR
NFL creates new officiating post: VP of replay and administration – Football Zebras
History of Instant Replay
NFL's instant replay officials have new powers, but owners weren't interested in other major rules changes - The Boston Globe
Upon Further Review: A Brief History of Instant Replay
On Further Review, the NFL's Instant Replay is Finally Instant
On Further Review, the NFL's Instant Replay is Finally Instant
The NFL has an instant replay camera problem