1. C. Hitchcock and B. W. Nichols, “Plant Lipid Biochemistry,” Academic Press, London and New York, 1971, p. 387.
2. C. F. Allen, O. Hirayama and P. Good, “Biochemistry of Chloroplasts,” Vol. 1, Academic Press 1960, p. 195.
3. C. Hitchock, “Plant Lipid Biochemistry,” Academic Press 1971, p. 70.