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1Published 1961“...National Research Council (U.S.). Committee on Polar Research...”
Book -
2Published 1970“...National Research Council (U.S.). Committee on Polar Research...”
Book -
3Published 1963“...National Research Council (U.S.). Committee on Polar Research...”
Book -
4Published 1974“...National Research Council (U.S.). Committee on Polar Research. Ad Hoc Study Group on Permafrost...”
Book -
5
Journal -
6Published 1974“...National Research Council (U.S.). Committee on Polar Research. RISP Steering Group...”
Book -
7Published 1974“...National Research Council (U.S.). Committee on Polar Research...”
Book -
8Published 1974“...National Research Council (U.S.). Committee on Polar Research...”
Book -
9Published 1963“...National Research Council (U.S.). Committee on Polar Research...”
Conference Proceeding Book -
10
Journal