1. A. Trivedi Engineering behavior of coal ash, Ph.D. Thesis, Dept. Civil Eng., TIET, Patiala, 1999
2. http://en.wikipedia.org/wiki/Fly_ash 2013
3. Grain characteristics and engineering properties of coal ash;Trivedi;Granular Matter,2002
4. Beneficial properties of coal ashes and effective solid waste management;Prakash;Practice Periodical of Hazardous, Toxic, and Radioactive Waste Management,2009