Football meets tech: A brief history of technology on the gridiron - CNET
The Invention of Instant Replay Lemelson Center for the Study of Invention and Innovation
How Instant Replays Changed Professional Tennis - The Atlantic
History of Instant Replay, Upon further review…Learn about the history of instant replay in the NFL from its first use in 1985 to today. By NFL Football Operations
History of Instant Replay
The History of Instant Replay in the NFL, News, Scores, Highlights, Stats, and Rumors
Turnover on downs is now subject to automatic replay review The automatic review happens only if the offense fails to convert on fourth down. If the conversion is successful, any attempt
After Further Review — Joseph Sowa
NBA Instant Replay Continues To Hurt, Not Help, The Game
March 11, 1986: NFL Adopts Instant Replay
History of Instant Replay