1. Hartman, L., R.C.A. Lago, J.S. Tango and C.G. Teixeira, JAOCS 45:577 (1968).
2. Kaufmann, H.P., and R.S. Hamsagar, Fette, Seifen, Anstrichm. 64:206 (1962).
3. Jamieson, G.S., “Vegetable Fats and Oils”, Second Edition, Reinhold Publishing Corp., New York, 1943, p. 454.
4. Dufek, E.J., L.E. Gast and W.J. DeJarlais, JAOCS, 42:1060 (1965).
5. Official and Tentative Methods of the American Oil Chemists’ Society, Vol. I, Third Edition, AOCS, Champaign, Ill., 1964 (revised to 1972), Method Cc3-25.