1. W. L.McCabe, J. C.Smith, P.Harriott, Unit Operations of Chemical Engineering, 7th ed., International Edition, McGraw-Hill, New York 2005, p. 836.
2. Study on the Effect of Different Metals on Soil Liner Medium;Saha;Indian Sci. Cruiser,2008
3. Hazardous Waste Pollution Prevention Using Clay with Admixture;Saha;Clean: Soil, Air, Water,2008
4. M. J.Brown, Metal Recovery and Processing, in Biotechnology, the Science and the Business (Eds.: V. Moses, R. E. Cape), CRC Press, Boca Raton, FL 1991, p. 567.
5. Biosorption of Heavy Metals;Volesky;Biotechnol. Prog.,1995