1972 Miami Dolphins perfect season will stand alone among NFL's unbeatens
Remember the 1972 Dolphins' Perfect NFL Season
1972 Miami Dolphins: The inside story of the only perfect season in NFL history
1972 Dolphins go 12-0 after cruising to beat the Patriots
1972 Miami Dolphins: The inside story of the only perfect season in NFL history
How the Dolphins can beat the Steelers on Sunday Night Football
Dolphins running game remains in good hands this season
50 years on, the 1972 Miami Dolphins' undefeated season remains undefeated, Miami Dolphins
Don Coryell finally reaches Hall of Fame decades after his offense changed NFL
Larry Csonka: Still Perfection, 50 Years Later - WSJ
NFL history: 100 people who shaped the league, pro football - Sports Illustrated
NFL - Q: The only undefeated team in NFL history. A: Who are the 1972 Miami Dolphins?
NFL At 100: Arrival of 1970s ushers in NFL's modern era
Miami Dolphins - Wikipedia
17 facts about 17-0 Super Bowl VII champion Miami Dolphins - Los Angeles Times