On Further Review, the NFL's Instant Replay is Finally Instant
How NFL replay reviews are changing: R.I.P 'hood,' hello tablet - ESPN - NFL Nation- ESPN
Joe Starkey: Maybe Dan Rooney was right the first time on NFL replay
Will NFL finally fix the catch rule? - NBC Sports
No momentum for big instant replay rule changes – Football Zebras
History of Instant Replay
Instant Replay: The Green Bay Diary of Jerry Kramer eBook : Kramer, Jerry: Kindle Store
Play it again: NFL fans get 360-degree instant replay: Digital Photography Review
SMG: Why do we have instant replay?