4E.P. Kearsley, P.J.Wainwright. The Effect of Porosity on the Strength of Foamed Concrete [J].Cement & Concrete Research, 2002,32:233-239.
5Verdolotti L, Di M E, Lavorgna M, et al. Polyurethane-ce- ment Based Foams: Characterization and Potential Uses [J]. J. Appl. Polym. Sci., 2008,107:1-8.
6Nambiar E K, Ramamurthy K. Influence of filler type on the properties of foam concrete[J]. Cement and concrete composites, 2006,28(5):475-480.
7Jones M R, McCarthy A. Preliminary Views on the Potential of Foamed Concrete as a Structural Material[J].Magazine of Con crete Research,2005,57(1):21-31.