1. Levschin, V. L., Acta Physicochim., 1, 685; 2, 331 (1935).
2. Rabinowitch, E., and Epstein, L. F., J. Amer. Chem. Soc., 63, 69 (1941).
3. Förster, Th., and Kasper, K., Z. Elektrochem., 59, 977 (1955).
4. Williams, R., J. Chem. Phys., 28, 577 (1958).
5. Hoijtink, G. J., paper presented at Symposium on Fast Reactions in Solution, Hahnenklee (Sept. 1959).