1. Concrete mix water—how impure can it be?;Steinour;J. PCA Res. Dev. Lab.,1960
2. Properties of Concrete;Neville,1995
3. The Chemistry of Cement and Concrete;Lea,1956
4. Effect of sea water from tropical areas on setting times of cements;Thomas;Mater. Struct.,1970
5. Building code requirements for structural plain concrete,1987