1. ASTM D 4767-04 Standard Test Method for Consolidated Undrained Triaxial Compression Test for Cohesive Soils, 2004. ASTM International, West Conshohocken, PA.
2. ASTM D 6270-98 Standard Practice for Use of Scrap Tires in Civil Engineering Applications, 2004. ASTM International, West Conshohocken, PA.
3. EN 13286-2 Unbound and hydraulically bound mixtures - Part 2: Test methods for the determination of the laboratory reference density and water content - Proctor compaction, 2004. European Commitee for Standardization, Brussels.
4. Ahmed, I., Lovell, C.W., 1993. Rubber Soils as Lightweight Geomaterials, In: Lightweight Artificial and Waste Materials for Embankments over Soft Soils, Transportation Research Record, (1422), National Academy Press, Washington, DC. 61-70.
5. Boscher, P.J., Edil, T.B., 1992. Construction and performance of a shredded waste tire test embankment Transportation Research Record No. 1345, Geoenvironmental and Engineering Properties of Rock, Soil, and Aggregate: 44-52.