Master the Art of Snow Shelter: Stay Warm and Protected in Extreme Conditions
Surviving Winter: How to prepare (maybe even enjoy)
Backcountry Bob's Guide to Snow Shelters – Wild Montana
How to Build 3 Survival Snow Shelters - Gear Patrol
Maine Fish and Wildlife Magazine, Winter 1975-76 by Maine State Library - Issuu
5 Things to keep in mind when choosing a shelter location
How To Build a Winter Snow Shelter
11 ways to stay warmer outside this winter
Outdoor Action Guide to Snow Shelters