1. Biofuels Barometer;EurObserv';Le journal des énergies renouvelables,2008
2. Progress and recent trends in biodiesel fuels;Demirbas;Energy Conversion and Management,2009
3. Studies on biodiesels from transformation of vegetable oils for diesel engines;Bala;Energy Educ Sci Technol.,2005
4. Bio-diesel from vegetable oils via transesterification in supercritical ethanol;Balat;Energy Edu Sci Technol.,2005
5. Diesel fuel from vegetable oils: status and opportunities;Shay;Biomass Bioenergy,1993