1. E. M. L. Valeriote and L. D. Gallop,J. Electrochem. Soc. 121 (1974) 1245.
2. F. P. Malaspina,IECEC '75 Record (1975) 817.
3. G. J. Hills and P. J. Ovenden, in ?Advances in Electrochemistry and Electrochemical Engineering,? Vol. 4, (Edited by P. Delahay) Electrochemistry at High Pressures, Interscience, New York (1966).
4. P. W. Bridgman, ?The Physics of High Pressure? Dover, New York (1970) pp. 372, 360.
5. W. J. Hornibrook, G. J. Janz and A. R. Gordon,J. Amer. Chem. Soc. 64 (1942) 513.