1. Coarse and fine aggregates from natural sources;British Standards Institution. B.S.882,1973
2. The properties of high strength lightweight concrete;Balendran,1980
3. Tensile and other properties of concrete made with various types of cements;Schuman;U.S. National Bureau of Standards, Journal of Research,1943
4. Microcracking and stress-strain curves for concrete in tension;Evans;Materials and Structures (RILEM),1968
5. Direct tensile test of concrete using modern adhesives;Hughes;RILEM Bulletin No. 26,1965