Al-Rawas A. A., Hago A.W., Al-Sarmi, H., Effect of lime, cement and Sarooj (artificial pozzolan) on the swelling potential of an expansive soil from Oman. Building and Environment 40, (2005) 681-687.
Lin, D.F., Lin, K.L., Hung, M.J., Luo. HL., Sludge ash/hydrated lime on the geotechnical properties of soft soil. Journal of Hazardous Materials145, (2007) 58-64.
 Sakr MA., Shahin M.A., Metwally, Y.M., Utilization of lime for stabilizing soft clay soil of high organic content.Geotechnical and Geological Engineering 27, (2009) 105-113.
 Abu Seif, E.S.S., Efficiency of Quicklime in Reducing the Swelling Potential of Pulverized Expansive Shale, Northern Jeddah, Saudi Arabia, Bulletin of Engineering Geology and the Environment, 74, (2015) 637-650.
 Dif, A.E, Bluemel, W.F., Expansive Soils under Cyclic Drying and Wetting. ASTM Geotechnical Testing 14(1), (1991) 96-102.
 Al-Homoud, A.S., Basma, A.A., Husein Maluawi, A.I., Al Bashabsheh, M.A., Cyclic Swelling Behavior of Clays. Geotechnical Enginearing 121(7), (1995) 562-565.
 Cokca. E,. Use of class C fly ashes for the stabilization of an expansive soil. Geotechnical and Geo environmental Engineering 127 (7), (2001) 568-573.
 Pejon, O.J., Zuquette, L.V., Analysis of cyclic swelling of mudrocks. Engineering Geology 67, (2002), 97-108.
 D 698, ASTM Standard., Standard Test Methods for Laboratory Compaction Characteristics of Soil Using Standard Effort. Originally published as (2000). D 698 – 42T.
 Sherard. J.L., Dunnigan, L.P., Decker, R.S, Pinhole Test for Identifying Dispersive Soils. Journal of the Geotechnical Engineering Division 102, (1976). 69-85.
 D-4647-93, ASTM standard, Standard test method for identification and classification of Dispersive clay soils by the Pinhole Test (1998).