1. I. G. Kesaev, Cathode Processes of Electric Arcs [in Russian], Nauka, Moscow (1986).
2. I. I. Aksenov, V. G. Padalka, and V. M. Khoroshikh, Evolution of Flows of Metallic Plasma. A Survey [in Russian], Central Research Institute for Atomic Information, Moscow (1984).
3. G. L. Saksaganskii, Electrophysical Vacuum Pumps [in Russian], Energoatomizdat, Moscow (1988).