1. S. Lavee, in “Ethylene; Biochemical, Physiological and Applied Aspects,” ed. by Y. Fuchs and E. Chalutz, Martinus Nijhoff/Dr W. Junk Publishers, The Hague, 1984, pp. 255–266.
2. J. H. Palmer, in “Encyclopedia of Plant Physiology, New Ser.” Vol 11, ed. by R. P. Pharis and D. M. Reid, Springer-Verlag, Berlin, 1985, pp. 139–168.