1. S. Pizzini, ?Proc. Symp. Fast Ionic Diffusion?, Ed. W. van Gool, North Holland Publ. Co. (1973).
2. S. Pizzini, M. Blanchi, P. Colombo and S. Torchio,J. Appl. Electrochem. 3 (1973) 153.
3. M. Bianchi, Thesis, University of Milan (1972).
4. C. Chiesa, Thesis, University of Milan (1972).
5. R. Piontelli, G. Bianchi and R. Aletti,Z. Elecktrochem. 56 (1952) 86.