Why does the NFL even have a clock in playoff overtime? They will play until someone wins. - Quora
The NFL's Overtime Rules Don't Make Sense - The Ringer
NFL overtime rules are unfair and need to be fixed by league
NFL Overtime Possession Format for Postseason Games
The NFL Announces New Rules
NFL overtime rules 2022: Explaining how the OT format works in football for regular season, playoffs
After Patriots' AFC Championship win, NFL may reconsider overtime rules - The Boston Globe
NFL changes football playoff overtime rule
How and why the NFL changed its OT rules - Sports Illustrated
What are College Football's New Overtime Rules?
Dubious loophole in new OT rules could see kicking team win with just a field goal in NFL's new OT rules
Super Bowl 51 Ruined by NFL Overtime Rules