1. A. Yu. Loskutov, S. D. Rybalko, and A. A. Churaev, Pis’ma Zh. Tekh. Fiz. 30(20), 1 (2004) [Tech. Phys. Lett. 30, 843 (2004)].
2. A. S. Dmitriev, Radiotekh. Élektron. (Moscow), No. 5, 101 (1991).
3. A. Dmitriev, A. Panas, and S. Starkov, in Proceedings of the International Conference on Nonlinear Dynamics, Nizhni Novgorod, 1996, p. 36.
4. A. S. Dmitriev, Yu. V. Andreev, and A. G. Bulushev, Zarubezhn. Radioélektron., No. 11, 27 (2000).
5. A. S. Dmitriev, L. V. Kuz’min. A. I. Panas, and S. O. Starkov, Radiotekh. Élektron. (Moscow) 43, 1115 (1998) [J. Commun. Technol. Electron. 43, 1038 (1998)].