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(*ICE
2
(*PERMAFROST
2
(*SNOW
2
*ABSTRACTS)
2
*BIBLIOGRAPHIES)
2
ALASKA
2
ANTARCTIC REGIONS
2
ARCTIC REGIONS
2
CONSTRUCTION
2
FREEZING
2
FRICTION
2
FROST HEAVE
2
GEOLOGY
2
GLACIERS
2
Ice and Permafrost
2
Information Science
2
MECHANICAL PROPERTIES
2
ROADS
2
SCIENTIFIC RESEARCH)
2
SOILS
2
Snow
2
USSR
2
AGRICULTURE
1
ARTIFICIAL PRECIPITATION
1
CANADA
1
CONCRETE
1
CRYSTAL GROWTH
1
CRYSTAL STRUCTURE
1
CRYSTALS
1
EROSION
1
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