1. E. I. Zinin, S. E. Karnaev, V. A. Kiselev, et al., in Proceedings of the 19th IEEE Particle Accelerator Conference PAC 2001 (Chicago, 2001), p. 2438.
2. A. N. Aleshaev, O. V. Evdokov, P. I. Zubkov, et al., Preprint 2000-92 (Inst. Yad. Fiz., Novosibirsk, 2000).
3. M. G. Strauss, I. Naday, I. S. Sherman, et al., Nucl. Instrum. Methods Phys. Res. A 266, 563 (1988).
4. M. G. Fedotov and V. E. Panchenko, Nucl. Instrum. Methods Phys. Res. A 359, 384 (1995).
5. R. A. Stern, K. Liewer, and J. R. Janesick, Rev. Sci. Instrum. 54, 198 (1983).