Ken Schreiber: College football needs a better OT rule
Super Bowl 51 Ruined by NFL Overtime Rules
Ed Bouchette: Banish overtime, and let tie games flourish again in the NFL
Fans Flip Out Over NFL's Rule on Coin Toss and Overtime. Is It Fair? - WSJ
Grading NFL overtime format ideas and proposals - Mandatory possessions, spot and choose, no sudden death, more - ESPN
NFL overtime: How does it work? Regular season and postseason rules explained
The NFL's Overtime Rules Aren't Fair — but Neither Are the Alternatives - The Ringer
NFL cuts overtime from 15 minutes to 10, citing player safety – The Denver Post
Point-Counterpoint NFL overtime rules are sufficient, teams need to play defense - The Pitt News
NFL notebook: Owners vote to change overtime rule in playoffs