National Football League, American Football Wiki
2017–18 NFL playoffs - Wikipedia
Sports Highlights of 2014 - North York Central Library Blog
NFL 2014 playoffs bracket. Source: Wikipedia
City of Nashville and the Tennesse Titans Agree on New $2.2 Billion Stadium; Positioning for Hosting of Super Bowl, College Football Playoff Games, Winter Concerts - OnFocus
2021–22 NFL playoffs - Wikipedia
1979-80 NFL Playoffs : Surhone, Lambert M.: : Books
1980–81 NFL playoffs - Wikipedia
2015–16 NFL playoffs - Wikipedia
1980-81 NFL Playoffs : Surhone, Lambert M.: : Books
2020–21 NFL playoffs - Wikipedia
1988–89 NFL playoffs - Wikipedia
NFL 2014 playoffs bracket. Source: Wikipedia