1. V. I. Batkin, V. N. Getmanov, O. Ya. Savchenko et al., Prikl. Mekh. Tekh. Fiz. (6), 30 (1982).
2. V. I. Batkin, Zh. Tekh. Fiz. 66(3), 37 (1996) [Tech. Phys. 41, 250 (1996)].
3. V. I. Batkin, All-Union Seminar on Charged-Particle Linear Accelerators. Abstracts [in Russian], Khar’kov, 1989, p. 79.
4. B. V. Alekseev and V. A. Kotel’nikov, Probe Method of Plasma Diagnostics [in Russian], Énergoatomizdat, Moscow (1988).
5. E. V. Shun’ko, Preprint No. 136, Institute of Nuclear Physics, Academy of Sciences of the USSR, Siberian Branch, Novosibirsk (1983).