Dolphins made history (and memories) in 1972 with a perfect season
50 years later, '72 Dolphins remain unmatched in perfection
Social media celebrates '72 Dolphins remaining NFL's only undefeated team
Fifty years ago, the Browns nearly ended 1972 Dolphins' perfect season – News-Herald
Undefeated '72 Miami Dolphins Finally Get White House Salute - ABC News
Review: ESPN The Perfect Machine, a look back at Dolphins perfection
Jim Kiick, a key player for undefeated Dolphins, dies at 73
TSN Archives: Dolphins win Super Bowl VII, finish 17-0 (Jan. 27, 1973, issue)
NFL: The Miami Dolphins team of 'misfits' who won the Super Bowl undefeated - BBC Sport
Current Miami Dolphins hold undefeated 1972 team in reverence
50 years later, '72 Dolphins remain unmatched in perfection
Miami Dolphins 17-0 Newspaper Miami Dolphins Undefeated Don