In Chicago, It's Forever 1985 - Sports Illustrated
Mike Ditka, Biography & Facts
The Life And Career Of Sid Luckman (Story)
Mike Singletary - Wikipedia
William Perry (American football) - Wikipedia
Remembering the 1985 Chicago Bears - ESPN Chicago
Minnesota Vikings, American Football Wiki
2019 Chicago Bears season - Wikipedia
The 1985 Chicago Bears: A Legacy of Glory and of Pain