Super Bowl 2013: San Francisco 49ers' furious comeback falls short in 34-31 loss to Baltimore Ravens – The Mercury News
San Francisco 49ers Super Bowl Wins History, Appearances, and More
Super Bowl LIV - Wikipedia
Super Bowl XXIV - Wikipedia
NFL Football Teams With The Most Super Bowl Wins
Predicting the 49ers' win-loss record in 2019
Here are the NFL Teams That Have the Most Super Bowl Wins – NBC 6 South Florida
49ers HOLD OFF BENGALS, WIN SUPER BOWL, 26-21 - The New York Times
How Many Times Have the San Francisco 49ers Played in the Super Bowl?