1. V. A. Katrich and A. N. Dumin, Izv. Vyssh. Uchebn. Zaved., Radioelektronika 46(11), 34 (2003).
2. C. E. Baum, in Ultra-Wideband Short-Pulse Electromagnetics 4 (Plenum, New York, 1999, pp. 77–90).
3. V. V. Kir’yashkin and N. P. Chubinskiĭ, Radiotekh. Élektron. (Moscow) 47(1), 24 (2002).
4. V. I. Koroza, Pis’ma Zh. Tekh. Fiz. 22(21), 6 (1996).
5. V. I. Koroza, Radiotekh. Élektron. (Moscow) 52(6), 692 (2007).