01114nam0-2200313---450-99000989681040332120140922111021.0000989681FED01000989681(Aleph)000989681FED0100098968120140922d1957----km-y0itay50------baengUSa-------101yyBehavior of materials in the earth's crustpapers and discussion from the second annual symposium on rock mechanicsColorado School of Mines, april 21-24, 1957GoldenColorado School of Mines1957X, 306 p.ill.23 cmQuaterly of the Colorado School of Mines52/3Meccanica delle rocceConvegniSymposium on rock mechanics2.<1957 ;Golden, Colorado>523709Department of Mining Engineering.Colorado School of MinesITUNINARICAUNIMARCBK990009896810403321ZA 8/45966DINGEDINGEBehavior of materials in the earth's crust829219UNINA