1. Methods for Separation of Soil Clays in Use at the Macaulay Institute for Soil Research
2. Andrews, A. I.Ceramic Tests and Calculations, pp. 107–10, John Wiley and Sons, London (1945).
3. Sinha, M. K., Ph.D. Thesis, Calcutta University (1986).
4. Physico-chemical Properties of some Plastic Fireclays