2Saka S, Kusdiana D.. Biodiesel fuel from rapeseed oil as prepared in supercritical methanol [J] . Fuel, 2001, 80 (2): 225-331.
3Sasaki, Suzuki, Okada. Method for Preparing Fatty Acid Esters and Fuel Comprising Fatty Acid Esters [P] . EP 0985654, 2000.
4Kusdiana D., Saka S.. Effects of water on biodiesel fuel production by supercritical methanol treatment [J] . Bioresource Technology, 2004 (91) : 289-295.
5Sulaiman A1-Zuhair, Kishnu Vaarma Jayaraman, Smita Krishnan, etc. The effect of fatty acid concentration and water contenton the production of biodiesel by lipase [J] . Biochemical Engineering Joumal 2006 (30): 212-217.
6Hengwen Han, Weiliang Cao, Jingchang Zhang. Preparation of biodiesel from soybean oil using supercritical methanol and C02 as co-solvent [J]. Process Biochemistry, 2005 (40): 3148-3151.
7Weiliang Cao, Hengwen Hart, Jingchang Zhang. Preparation of biodiesel from soybean oil using supercritical methanol and co- solvent [J] . Fuel, 2005 (84): 347-351.
8Ayhan. Demirbas. Biodiesel production from vegetable oils via catalytic and non-catalytic supercritical methanol transesterification methods [J] . Progress in Energy and Combustion Science, 2005 (31): 466-487.
9Kocsisova T., Cvengros J., Lutisan J.. High-temperature esterifica-tion of fatty acids with methanol at ambient pressure [J] . Eur J Lipid Sci Technol, 2005 (107): 87-92.
10Sendzikiene E., Makareviciene V., Janulis P., Kitrys S.. Kinetics of free fatty acids esterification with methanol in the production of biodiesel fuel [J] . Eur J Lipid Sci Technol, 2004 (106): 831- 836.
