1. BP Statistical Review of World Energy 2019. International Energy Agency.
2. India's Widening Energy Deficit.
3. Experimental Investigations on influence of Gaseous Hydrogen(GH2) Supplementation in In-Direct Injection (IDI) Compression Ignition engine fuelled with Pre-Heated Straight Vegetable Oil(PHSVO);Ranjit;Int. J. Sci. Eng. Res. (IJSER),2014
4. Bio-diesel as an alternative fuel for diesel engines—a review;Murugesan;Renew. Sustain. Energy Rev.,2009
5. G. Knothe, The Biodiesel Handbook. 1-302. Knothe, G., Van Gerpen, J., and Krahl, J. 2005, AOCS Press, Urbana, IL