00365nam a22001337a 4500020001500000022000900015082001400024110003000038245005500068260003600123300002700159526003700186650000800223  a0309032504  a0361  a624.15136  aNational Research Council  aFrost Action and Risk Assessment in Soil Mechanics  aNational Research Councilc1981  aiv, 86 pbill. :c15cm  a0b0c0d624_151360000000000_NAT  aMCE