1976 Super Bowl XI Player's Lombardi Trophy Presented to Oakland, Lot #50047
Image Gallery of Willie Brown
We're going to kill 'em': Super Bowl XI lives in Madden lore - Los Angeles Times
The Loop's Super Bowl LII Countdown: Best Vikings – Twin Cities
Photos: Super Bowls through the years - Los Angeles Times
A look back at photos from Super Bowl XI
1977 Super Bowl delivered long-awaited title to Raiders
1977 Raiders vs Vikings 10.5 x 14 Matted Super Bowl XI Program
San Francisco 49ers fan Mark Sandoval, left, takes a closer look of a Super Bowl XI replica trophy as Oakland Raiders fan Troy Parkins holds it in front of a makeshift memorial
Flashback Friday: Raiders 32, Vikings 14 (Superbowl XI)