1. R. Mehnert, in: Radical Ionic Systems-Properties in Condensed Phases, A. Lund and M. Shiotani (Eds), p. 231. Kluwer Academic Publishers, Dordrecht (1991).
2. O. Brede, R. Mehnert and W. Naumann, Chem. Phys. 115, 279 (1987).
3. A. Hummel, in: Radiation Chemistry, Principles and Application, Fartahaziz and M. A. J. Rodgers (Eds), pp. 98-135. VCH Publ. Weinheim (1987).
4. F. Busi, in: The Study of Fast Processes and Transient Species by Electron Pulse Radiolysis, J. H. Baxendale and F. Busi (Eds), pp. 418-421. D. Reidel Publ. Comp., Dordrecht (1982).
5. M. P. de Haas, J. M. Warman, P. P. Infelta and A. Hummel, Chem. Phys. Lett. 31, 382 (1975).