1. Mechanicstic-empirical pavement design guide. A Manual of Practice,2008
2. AASHTO T 307-99, 2021. Determining the resilient modulus of soils and aggregate materials. American Association of State Highway and Transportation Officials, T307-99, Washington, DC.
3. Effect of fly ash and rice husk ash on permanent deformation behaviour of subgrade soil under cyclic triaxial loading;Anupam;Transp. Res. Procedia,2016
4. Evaluating the performance of very weak subgrade soils treated/stabilized with cementitious materials for sustainable pavements;Ardah;Transp. Geotech.,2017
5. AS 1289.3.1.1, 2009. Methods of testing soils for engineering purposes, Method 3.1.1: soil classification tests - determination of the liquid limit of a soil - four point casagrande method. Standards Australia, AS 1289.3.1.1 –2009 (Reconfirmed) 2017-03-17, Sydney, NSW, Australia.