How NFL rule changes for 2021 will impact the game - Fewer low blocks, expanded review and balanced holding calls - ESPN
SEC sees significant improvement in replay accuracy with new command center
NFL replay booth to undergo 'configuration changes' as dozens are dismissed – Football Zebras
The 5 O'Clock Club: How instant replay is killing the NFL - Hogs Haven
The Future of the Replay Booth Is Now Under Review
Will a 'video official' be at NFL games in the future? Saints 'no-call' could make it a reality
Instant replay under review next week: NFL Newswatch
Everything You'll Ever Need to Know About VAR - E Pluribus Loonum
NFL replay will have referees getting help from officiating staffers – Daily News
Clear-Com Delivers the Verdicts for College Football Instant Replays - The Broadcast Bridge - Connecting IT to Broadcast
The Future Of Replay In The NFL May Include Referees Watching The Game On TV Like Fans