1. American Society for Testing and Materials (ASTM). ASTM D613 Standard Test Method for Cetane Number of Diesel Fuel Oil. West Conshohocken, PA: ASTM.
2. International Organization for Standardization (ISO). ISO 5165. Petroleum products – Determination of the ignition quality of diesel fuels – Cetane engine method.
3. The biodiesel handbook,2010
4. Biodiesel – the comprehensive handbook publ;Mittelbach,2004
5. The effect of fuel cetane improver on diesel pollutant emissions;Ladommatos;Fuel,1996