1. AOCS, 1990. Official and tentative methods of American Oil Chemist’s Society (15th ed.). Champaign: American Oil Chemist’s Society Press
2. New developments in the fractionation of palm oil;Kellens,1993
3. Ng, W. L. (1989). Nucleation from palm oil melt. In Proceeding of the PORIM international palm oil development conference (pp. 60–64), Kuala Lumpur, Malaysia
4. PORIM (1995). Determination of fatty acid methyl esters by gas–liquid chromatography. In PORIM Test Methods (pp. 92–101), Ministry of Primary Industries Malaysia
5. PORIM (1995). Determination of solid fat content by nuclear magnetic resonance. In PORIM Test Methods (pp. 127–131). Ministry of Primary Industries Malaysia