Selections on Hydrogeology and Engineering Geology -- Communist China -- Open PDF Document Details Document Type Technical Report Publication Date Sep 06, 1961 Accession Number ADA375561 Entities Organizations Joint Publications Research Service Tags Communities of Interest Energy and Power Technologies DTIC Thesaurus Topics Coal Coefficients Collapse Computations Construction Data Analysis Efficiency Engineering Engineering Geology Equations Geological Surveys Geology Groundwater Materials Mechanics Soil Mechanics Soils