2013 Super Bowl -- Power outage stops game at Super Bowl XLVII - ESPN
Super Bowl 2013: Ravens withstand 49ers rally and power outage, surge to championship - CBS News
Ravens survive 49ers' post-power outage rally to win Super Bowl XLVII, 34-31
Super Bowl 2013: 49ers, Ravens set multiple Super Bowl records - SB Nation Bay Area
Electric surge almost gives 49ers the momentum to win Super Bowl
Ravens Beat 49ers in Super Bowl After Lights Go Out - The New York Times
Super Bowl Power Outage Stops Ravens vs. 49ers in Third Quarter, News, Scores, Highlights, Stats, and Rumors
History of the New York Giants - Wikipedia
Inside the Ravens-49ers 2013 New Orleans Super Bowl blackout - ABC7 San Francisco