1. A. S. Dmitriev and A. I. Panas, Dynamic Chaos: New Carriers for Communications Systems (Fizmatlit, Moscow, 2002) [in Russian].
2. A. S. Dmitriev, A. V. Kletsov, A. M. Laktyushkin, A. I. Panas, and S. O. Starkov, J. Commun. Technol. Electron. 51, 1126 (2006).
3. J. K. Holmes, Coherent Spread Spectrum Systems (Wiley, New York, 1982).
4. L. E. Nazarov and P. V. Shishkin, J. Radioelectron., No. 7 (2012); http://jre.cplire.ru/iso/jul12/2/text.pdf.
5. C. K. Rushforth, IEEE Trans. Inf. Theory 10, 39 (1964).