1. Anwar HZ, Shimada H, Ichinose M, Matsui K (1998) Deterioration of mechanical properties of coal measure rocks due to water. In: Mine planning and equipment selection. Balkema, Rotterdam
2. ASTM (2001) Standard test method for density, relative density (specific gravity), and absorption of coarse aggregate. In: Annual book of ASTM standards, p 6
3. ASTM (1998) Standard test method for laboratory determination of water (moisture) content of soil and rock by mass. American Society for Testing and Materials, Philadelphia
4. Barla G, Innaurato N (1973) Indirect tensile testing of anisotropic rocks. Rock Mech 5(4):215–230
5. Behrestaghi MHN, Seshagiri Rao K, Ramamurthy T (1996) Engineering geological and geotechnical responses of schistose rocks from dam project areas in India. Eng Geol 44(1–4):183–201