1. EPA finalizes regulations for a renewable fuel standard (RFS) program for 2007 and beyond, EPA420-F-07-019;United States Environmental Protection Agency (USEPA),2007
2. On the road to fueling the future;Higgins,2002
3. The potential impact of rising petrochemical prices on soy use for industrial applications. Omni Tech International Ltd.; 2008. Available at: http://www.omnitechintl.com/pdf/September%202008%20Price%20Trend%20Study.pdf [accessed on 10 January 2012].
4. Biodiesel-derived crude glycerol bioconversion into animal feed: a sustainable option;Nitayavardhana;Bioresour Technol,2011
5. Use of glycerol by-product of biodiesel to produce an efficient dust suppressant;Medeiros;Chem Eng J,2012