NFL overtime rules: A timeline of every failed NFL team proposal to change OT format since 2010
Only guarantee from NFL's overtime rules is unhappy loser
Explaining the new NFL playoff overtime rules for 2023 – NBC Sports Philadelphia
B/R NFL Power Rankings: Where Do Playoff Teams Stand Entering Wild Card Weekend?, News, Scores, Highlights, Stats, and Rumors
N.F.L. to Change Postseason Overtime Rule After Bills' Playoff Loss - The New York Times
NFL overtime rules for postseason: What to know - Cincy Jungle
Super Bowl overtime rules: What happens if regulation ends in a tie?
Overtime rules for the NFL playoffs – Football Zebras
NFL owners approve new overtime rules for playoffs, ensuring each team gets a possession
NFL overtime rules: How OT works for the 2021 playoffs
NFL owners approve modified overtime rule ensuring possession for both teams in playoff games
NFL overtime rule change: Three teams vote no on league's latest proposal - Sports Illustrated