When overtime wasn't sudden death – Quirky Research
NFL overtime system: Does it need an overhaul?
Josh Allen is only one not complaining about NFL's overtime rules
Frontiers College Football Overtime Outcomes: Implications for
Bills vs. Chiefs proves once again that NFL overtime rules aren't
College football overtime rules explained (updated 2022)
What are the new NFL playoff overtime rules? What to know - ESPN
How Overtime Works in the NFL and College Football
College football overtime rules: How does it work? - Sports
NFL Overtime Playoff Rules Were Here's How They Work