1. G. Horanyi and E. M. Rizmayer,J. Electroanal. Chem. 188 (1985) 265.
2. H.-L. Li, D. H. Robertson, J. Q. Chambers and D. T. Hobbs,J. Electrochem. Soc., in press.
3. W. J. Plieth in ?Encyclopedia of Electrochemistry of the Elements?, edited by A. J. Bard, Marcel Dekker, (1978) Vol. VIII, Chap. VIII-5.
4. A. B. Mindler and S. B. Tuwiner, U.S. Patent No. 3,542,657, 24 Nov. 1970.
5. D. Wohrle, R. Bannehr, B. Schumann, G. Meyer and N. Jaeger,J. Mol. Catalysis 21 (1983) 255.