1. Mather J. W.: Dense Plasma Focus. Methods of Experimental Physics, Vol. IX, Part B, Academic Press, New York-London, 1971, p. 187.
2. Bernard A. et al.: Phys.Fluids18 (1975) 180.
3. Bernard A.: Atomkernenergie32 (1978) 73.
4. Kravárik J., Kraváriková V., Seifert A., Tobiáš J.: Česk. Čas. Fyz. A 31 (1981) 360.