A study of factors which influence the mechanical properties of deep permafrost No Image Date: 1973-01-01View Details
Building a gas pipeline through the Arctic : what about the permafrost? / Environment Protection Board. No Image Date: 1970-01-01View Details
Control of depth to permafrost and soil temperature by the forest floor in black spruce/feathermoss communities No Image Date: 1982-01-01View Details
Pattern recognition on panchromatic aerial photographs in northern terrain No Image Date: 1971-01-01View Details