49ers' Super Bowl run has similarities to 1981 title team
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Legendary players recall glory days of Rams-49ers rivalry - Los Angeles Times
2021 Cowboy Football Media Guide by Wyoming Media Relations - Issuu
NFL history: 100 people who shaped the league, pro football - Sports Illustrated
Patrick Mahomes ranks No. 101 on Joe Posnanski's Pro Football 101 list
How the 1981 49ers taught San Francisco to believe in itself again
49ers' 1981 season: The Super Bowl win that launched a football dynasty