1972 Miami Dolphins will remain NFL's only unbeaten team after Alex Smith does in 11-0 Steelers
Regular Season Game 17 - Chiefs at Raiders (1-7-23) by Kansas City Chiefs - Issuu
Remembering Super Bowl VII: 50 years later
TSN Archives: Dolphins win Super Bowl VII, finish 17-0 (Jan. 27, 1973, issue)
17 facts about 17-0 Super Bowl VII champion Miami Dolphins - Los Angeles Times
Bob Kuechenberg, 71, Dies; Gritty Guard With Champion Dolphins - The New York Times
Alexander: L.A. Super Bowls have made, or changed, history – Orange County Register
17 facts about 17-0 Super Bowl VII champion Miami Dolphins - Los Angeles Times
Super Bowl 7: Miami Dolphins complete 17-0 perfect season