1. B. A. Trubnikov, in Reviews of Plasma Physics, Ed. by M. A. Leontovich (Gosatomizdat, Moscow, 1963; Consultants Bureau, New York, 1963), Vol. 1.
2. V. P. Silin, Introduction to the Kinetic Theory of Gases (Nauka, Moscow, 1971).
3. V. I. Karas’, Pis’ma Zh. Tekh. Fiz. 1, 1020 (1975) [Sov. Tech. Phys. Lett. 1, 438 (1975)].
4. A. S. Assovskaya, E. B. Ivkin, and B. G. Kolomiets, Pis’ma Zh. Tekh. Fiz. 2, 305 (1976) [Sov. Tech. Phys. Lett. 2, 44 (1976)].
5. W. L. Knecht, Appl. Phys. Lett. 6, 96 (1965).