1. AOCS Official Method Cd 12b-92 (1997) Oil stability index. sampling and analysis of commercial fats and oils. methods and recommended practices of the American Oil Chemists’ Society, 4th ed., American Oil Chemists’ Society, USA
2. AOCS Official Method Ce 1k-07(2007) Direct methylation of lipids for the determination of total fat, saturated, cis-monounsaturated, cis-polyunsaturated, and trans fatty acids by chromatography. official method and recommended practices of the American Oil Chemists’ Society, 5th ed., 2007, American Oil Chemists Society, USA
3. AOCS Official Method Ch 6-91(1997) Determination of the composition of the sterol fraction of animal and vegetable oils and fats by TLC and capillary GLC. Official methods and recommended practices of the American Oil Chemists’ Society, 4th ed., American Oil Chemists’ Society, USA
4. Balz M, Schulte E, Their HP (1992) Trennungvon tocopherolen und tocotrienolen durch HPLC. Eur J Lipid Sci Technol 94:209–213
5. Blekas G, Boskou D (1989) Effect of β-sitosterol and stigmasterol on the rate of deterioration of heated triacylglycerols. In: Charalambous G (ed) Frontiers of flavor. Elsevier, Amsterdam, pp 403–408