1. Engine Manufacturers Association (EMA). Technical statement on use of biodiesel fuel, Engine Manufacturer Association (EMA); 2003.
2. FIE Manufacturers. Fatty acid methyl ester fuels as a replacement or extender for diesel fuels diesel fuel injection. Diesel Fuel Injection Equipment (FIE) Manufacturers Common Position Statement; 2004.
3. Engine Manufacturers Association (EMA). Technical statement on use of biodiesel fuel, Engine Manufacturer Association (EMA). EMADOCS: 27902.14; 2009.
4. FIE Manufacturers. Fatty acid methyl ester fuels as a replacement or extender for diesel fuels diesel fuel injection. Diesel Fuel Injection Equipment (FIE) Manufacturers Common Position Statement; 2009.
5. Directive 2003/30/EC. On the production of the use biofuels or other renewable fuels for transport. Official J Eur Union 17/5/2003; 23:42–46.