Setyopratomo, Puguh, Edy Purwanto, Rudy Hartanto, & J Kristianto. " Effect of Reaction Temperature and the CPO/Metanol Ratio on the Product Characteristics in the Biodiesel Production Using Diethyl Eter as Co-Solvent." Jurnal ILMU DASAR [Online], 9.1 (2008): 72-77. Web. 25 Nov. 2024