1. 1) Japan Industrial Standard, "Method of sampling and testing for compressive strength of drilled cores of concrete," JIS A 1107: 1993.
2. 2) Japan Industrial Standard, "Method of test for compressive strength of concrete," JIS A 1108: 1999.
3. 3) Japan Industrial Standard, "Method of test for static modulus of elasticity of concrete," JIS A 1149: 2001.
4. 4) American Society for Testing and Materials, "Test Method for Microscopic Determination of Parameters of the Air-Void System in Hardened Concrete," ASTMC457 Standard.
5. 5) Japan Industrial Standard, "Method of test for alkali-silica reactivity of aggregates by chemical method," JIS A 1145: 2007.