National Football League - Wikipedia
NFL playoffs schedule, bracket and what to know about championship round - The Washington Post
When do the 2022 NFL playoffs start? How do they work, and how many teams make it? Schedule, start times, bracket, how to watch
What record will be good enough to make this year's NFL playoffs?
Run the Numbers: Exploring the Math Behind Any N.F.L. Team's Playoff Chances - The New York Times
NFL Playoffs 2023: Predictions, Picks and Odds for all games
2022 NFL playoff picture: Making the case for/against seven fringe teams
How are the NFL playoffs determined? - Quora
How to Execute an NFL Playoff Bracket Office Pool, by Daina Falk, Hungry Fan
NFL Playoffs History: Can all teams from one division make the NFL playoffs?