Reference
- Yanowitz J, Nelson R. Biodiesel Handling and Use Guide (4th Edition). US Department of Energy, Washington, DC, USA (2009).
▪ Websites
- ASTM Standard D6751. Standard specification for biodiesel fuel blend stock for middle distillate fuels. www.astm.org/Standards/D6751.htm
- Biodiesel Magazine. Colantuoni V, Shah R. Challenges faced in the standardization and development of biofuels. www.biodieselmagazine.com/articles/3239/challenges-faced-in-the-standardization-and-development-of-biofuels