1) J. D. Bewley & M. Black: “Physiology and Biochemistry of Seeds (in Relation to Germination) 1. Development, Germination and Growth”, Springer Verlag, Berlin, 1978.
2) H. Beevers: in “Recent Advances in the Chemistry and Biochemistry of Plant Lipids”, ed. by T. Galliard and E. I. Mercier, Academic Press, London, 1975.