1. Plasma-Emitter Sources of Charged Particles, Ed. by P. M. Shchanin (Nauka, Yekaterinburg, 1993) [in Russian].
2. A. A. Glazov and M. Kuzmyak, Preprint No. R-500, OIYaI (Joint Institute for Nuclear Research, Dubna, 1960).
3. A. A. Glazov, M. Kuzmyak, D. L. Novikov, et al., Prib. Tekh. Éksp., No. 1, 34 (1964).
4. B. I. Moskalev, Hollow-Cathode Discharge (Énergiya, Moscow, 1969) [in Russian].
5. Yu. E. Kreĭndel’, Plasma Sources of Electrons (Atomizdat, Moscow, 1977) [in Russian].