1. Zhang, M. H. and Gjrov, O. E., ‘Properties of high-strength lightweight concrete’, Int. Symp. On Structural Lighweight Concrete, Sandefjord, Norway, (1955), 683–693.
2. Balkema, A. A., ‘Structural behaviour of concrete with coarse lightweight aggregates’, (Rotterdam Brookfield, 1977).
3. British Standard Institution: ‘Part 124-Testing Concrete. Method of Analysis of Hardened Concrete’, BS8110, London, 1996.
4. Deutscher Institute Fur Normung, German Standard, DIN 1048—Test Methods of Concrete Impermeability to Water, Part 2, Germany, 1978.
5. Fookes, P. G., ‘Concrete in hot dry salty environment’,Concrete 29 (1) (1995) 34–39.