1. For a review, sec: (a) J.F. Hinton and S. Amis, Chem. Rev. 67, 367 (1967);
2. C. Deverell, “Progress in Nuclear Magnetic Resonance Spectroscopy”, (J.W. Emsley, J. Feeney, and L.H. Sutcliffe, Eds.), Vol.4,p.235, Pergamon Press, New York, 1969;
3. K. Kustin and J. Swinehart, “Inorganic Reaction Mechanism” (J.O. Edwards, Ed.) Part 1, p.107, Wiley-Interscience, New York 1970,
4. J.J. Delpuech, A. Peguy and M.R. Khaddar, J. Electroanal. Chem. 29, 31 (1971);
5. J.F. Hinton and S. Amis, Chem. Rev. 71, 627 (1971);