What is the best single-season defense in NFL history? - Quora
Top Ten Single Season Defenses in NFL History : #10 1986 Chicago Bears
Every Super Bowl Ranked, From Worst to Best of All Time - Men's Journal
Ranking every Super Bowl champion's title defense
Defense wins championships and that bodes well for Broncos – The Denver Post
NFL's best players ever at every defensive position -- Is Lawrence Taylor the GOAT edge rusher? Ronnie Lott or Ed Reed at safety? - ESPN
Super Bowls, ranked 1-56: Chiefs, Eagles 2023 edition promises drama
The 1985 Chicago Bears: The Greatest NFL Defense of all time — The Sporting Blog
Super Bowl XLIII: Is this defense the most Super?