50 years on, the 1972 Miami Dolphins' undefeated season remains undefeated, Miami Dolphins
Miami Dolphins - Wikipedia
A player-by-player look at the 1972 Dolphins and what they did after perfection – Sun Sentinel
Dolphins rout Broncos 70-20, scoring the most points by an NFL team in a game since 1966 –
A player-by-player look at the 1972 Dolphins and what they did after perfection – Sun Sentinel
TSN Archives: Dolphins win Super Bowl VII, finish 17-0 (Jan. 27, 1973, issue)
The Perfect '72 Dolphins and Football's Ultimate Toll - The New York Times
Players of the Perfect Season: 1972 Topps Miami Dolphins
50 Years of Finspiration: A Revolutionary Backfield - The Phinsider
The Perfect Team: Part 25-Fifty Years Later - Miami Dolphins
The perfect '72 Miami Dolphins and football's ultimate toll