Snowy Metrodome roof collapse happened 12 years ago - CBS Minnesota
Raze the Metrodome roof? Could happen - Grand Forks Herald
The Moment the Metrodome Roof Collapsed
Vikings' Metrodome roof collapses for the fifth time
Raze the Metrodome roof? Could happen - Grand Forks Herald
U.S. Bank Stadium ugly on the outside, awesome on the inside
L.A. needs to build NFL stadium now – Orange County Register
Minnesota Vikings Scramble to Repair Deflated Dome - The New York Times
3M News Center - Press Releases
NFL Stadium Roof Trends, Sports Facility Construction
Collapse of Metrodome Roof Proves That Vikings Need Outdoor Stadium