1. Kaniraj S R, Havanagi V G. Compressive Strength of Cement Stabilized Fly Ash-soil Mixtures.Cement and Concrete Res., 1999, 29(5): 673–677.
2. Nelson J D, Miller D J.Expansive Soils, Problems and Practice in Foundation and Pavement Engineering. New York: Wiley, 1992.
3. Kaniraj S R, Havanagi V G. Geotechnical Characteristics of Fly Ash-soil Mixtures.Geotechnical Engineering Journal, 1999, 30(2): 129–147
4. Usmen M A, Baradan B, Yazici S. Geotechnical and Geoenvironmental Properties of Stabilized Lignite Fly Ash.Proc. Mediterranean Conf. on Envir. Geotechnology. Usmen M A, Acar Y B eds. Rotterdam: Balkema, 1992: 419–427.
5. Cokca E. Use of Class C Fly Ashes for the Stabilization of an Expansive Soil.Journal of Geotechnical and Geoenvironmental Engineering, 2001, 127(7): 568–573