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2. American Oil Chemists' Society . ( 1998 ). Official test method Cd 3a–63 for acid value, inOfficial Methods and Recommended Practices of the American Oil Chemists' Society, American Oil Chemists' Society , Champaign , Ill .
3. BIODIESEL PRODUCTION VIAACID CATALYSIS
4. Esterification and Transesterification of Renewable Chemicals
5. Transesterification of crude palm kernel oil and crude coconut oil by different solid catalysts