1. Testing procedure of soil;JSSMFE;JSSMFE,1972
2. Permeability;Kubota,1976
3. The properties of decomposed granite soils and their influence on permeability;Matsuo;Soils and Foundations,1970
4. Technology of Particlate Materials;Miwa,1972
5. Effect of the surface physical properties of the decomposed granite soil particles on permeability;Nishida,1977