1. J.G. Verkade and L.D. Quin. In:Methods of Stereochemical Analysis, M. Grayson and E. Griffith (Eds.), J.7, VCH Publ. (1987).
2. R.C. Anderson and M.Y. Shapiro,J. Org. Chem.,49, 1304 (1984).
3. C.R. Johnson, R.C. Elliot, and T.D. Penning,J. Am. Chem. Soc.,106, 5019 (1984).
4. C.-L. Chen and D. Robert. In:Methods in Enzymology, W.A. Woods and S.T. Kellogg (Eds.),161, part B. pp. 137–174, Academic Press Inc. (1988).
5. D.E. Schiff, J.G. Verkade, R.M. Metzler, T.G. Squires and C.G. Vernier,Applied Spectroscopy,40, 348 (1986).