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3. ASTM C 109 / C 109M. Standard test method for compressive strength of hydraulic cement mortars (using 2-in. or [50-mm] cube specimens). ASTM International, West Conshohocken (1995)
4. ASTM C 215. Standard test method for fundamental transverse, longitudinal, and torsional frequencies of concrete specimens. ASTM International, West Conshohocken (1997)
5. ASTM C 305. Standard practice for mechanical mixing of hydraulic cement pastes and mortars of plastic consistency. ASTM International, West Conshohocken (1982)