1. Bozhkova, E.V., Ivanov, A.P., Karimbaev, D.D., et al., Prib. Tekh. Eksp., 1978, no. 3, p. 253.
2. Khludkov, S.S., Prib. Tekh. Eksp., 2009, no. 2, p. 66 [Instrum. Exp. Tekh. (Engl. Transl.), 2009, no. 2, p. 212].
3. Karimbaev, D.D, Koretskii, A.V., Pavlov, Yu.D., et al., Electron. Prom., 1993, no. 9, p. 62.
4. Prudaev, I.A. and Khludkov, S.S., Izv. Vyssh. Uchebn. Zaved., Fiz., 2008, no. 11, p. 48.
5. Khludkov, S.S., Izv. Vyssh. Uchebn. Zaved., Fiz., 1983, no. 10, p. 68.