1. European Committee for Standardization:EN 14214: Automotive fuels – fatty acid methyl esters (FAME) for diesel engines – requirements and test methods. European Committee for Standardization. Brussels (Belgium)2003.
2. Methyl and ethyl soybean esters as renewable fuels for diesel engines
3. System Lab Services:Diesel fuel pump evaluation and analysis. Final Report to the National Biodiesel Board SLS April 3 (1997).
4. H.Prankl H.Schindlbauer:Oxidation stability of fatty acid methyl esters. 10thEuropean Conference on Biomass for Energy and Industry. 8–11 June 1998 Würzburg Germany Proceedings (1998)594–597.
5. Long storage stability of biodiesel made from rapeseed and used frying oil