1. A. D. Kanareykin, I. L. Sheinman, E. A. Nenasheva, et al., in Proceedings of the International Conference “Physics at the Turn of the 21st Century,” St. Petersburg, 1998, pp. 57–58.
2. M. Rosing and W. Gai, Phys. Rev. D 42, 1829 (1990).
3. W. Gai, A. D. Kanareykin, A. Kustov, and J. Simpson, Phys. Rev. E 55, 3481 (1997).
4. J. G. Power, W. Gai, and A. D. Kanareykin, AIP Conf. Proc. 569, 605 (2001).
5. A. D. Kanareykin, I. L. Sheinman, and A. M. Al’tmark, Pis’ma Zh. Tekh. Fiz. 28(21), 75 (2002) [Tech. Phys. Lett. 28, 916 (2002)].