ASTM C39, "Standard Test Method for Compressive Strength of Cylindrical Concrete Specimens," American Society for Testing and Materials Standard Practice C39, Philadelphia, PA, 2005.
ASTM C469, "Standard Test Method for Static Modulus of Elasticity and Poisson's Ratio of Concrete in Compression," American Society for Testing and Materials Standard Practice C469, Philadelphia, PA, 2002.
Liu, R., Petrographic Examination of Concrete Cores from a Fire Damaged Bridge in Connecticut, Turner-Fairbank Highway Research Center Internal Report, July 2006, 11 pp.
ASTM C856, "Standard Practice for Petrographic Examination of Hardened Concrete," American Society for Testing and Materials Standard Practice C856, Philadelphia, PA, 2004.