1. C. Dufour, Commissariat L’energie atomique, Service de documentation et D’edition multimedia (France), CEA-R-5638.
2. K. Yasui, Nucl. Instrum. Methods Phys. Res. B 90, 409 (1994).
3. E. V. Metelkin and A. I. Ryazanov, Zh. Éksp. Teor. Fiz. 117, 420 (2000) [JETP 90, 370 (2000)].
4. A. Iwase, T. Iwata, and T. Nihira, J. Phys. Soc. Jpn. 61, 3878 (1992).
5. J. M. Ziman, Electrons and Phonons (Clarendon, Oxford, 1960).