1. AASHTO guide for design of pavement structures,1993
2. AASHTO. M 145, standard specification for classification of soils and soil-aggregate mixtures for highway construction purposes. American Association of State Highway and Transportation Officials; 1995.
3. AASHTO. T 307, standard method of test for determining the resilient modulus of soils and aggregate materials. American Association of State Highway and Transportation Officials; 1999.
4. Laboratory characterization of cementitiously treated/stabilized very weak subgrade soil under cyclic loading;Abu-Farsakh;Soils Found,2015
5. Harmonized resilient modulus test method for unbound pavement materials;Andrei;Transp Res Rec: J Transp Res Board,2004