1. Glidenberg, L., and J.R. Trowbridge, JAOCS 42:69 (1965).
2. Tornquist, J., Acta Chem. Scand. 20:572 (1966).
3. McCoy, R.N., and A.B. Bullock, JAOCS 46:289 (1969).
4. Allen, M.C., and D.E. Linder, JAOCS, in press (presented at the ISF/AOCS World Congress in New York City, April 27–May 1, 1980).
5. Nakamura, K., and I. Matsumoto, J. Chem. Soc. Japan 8:1342 (1975).