How instant replay impacts the psyche and performance of officials
Automatic: NFL replay booth playing bigger role
NFL making significant changes to concussion protocol - ESPN
Goodell: NFL working on a way to reduce commercial breaks during games – NBC Sports Boston
Replay in sports isn't the problem — judgment is - The Boston Globe
NFL medical staff and referees will use Microsoft Surface tablet on the sidelines this season – GeekWire
NFL rule changes: Kickoffs, instant replay, fourth-down reviews among adjustments for 2023
For ACC and power conferences, off-site help on football replay reviews is now essential
Goodbye, pass interference replay review - Lessons learned from the NFL's failed officiating experiment - ESPN
NFL's new replay review procedure that will start in 2017
NFL Replay Officials NFL Football Operations
Umpires to announce replay reviews to fans
How that Keelan Cole touchdown review might have gone differently
NFL Replay: Why Does It Even Exist?, News, Scores, Highlights, Stats, and Rumors
Analyzing how the NFL can improve replay review, Pro Football Talk