1. Grain-Size Analysis and Radiometric Studies of the Sands of the Solani River System, Roorkee, India;Awasthi,1967
2. Significance of skewness in Recent sediments;Duane;J. Sediment. Petrol.,1964
3. Petrology of Sedimentary Rocks;Folk,1957
4. Of skewness and sands;Folk;J. Sediment. Petrol.,1962
5. Distinction between dune, beach and river sands from their textural characteristics;Friedman;J. Sediment. Petrol.,1961