1. “Engineering Magnetohydrodynamics.”;Sutton,1965
2. “The Electromagnetodynamics of Fluids.”;Hughes,1966
3. Effects of space charge in the grid-anode region of vacuum tubes;Salzberg;RCA Rev.,1938
4. On the theory of space charge between parallel plane electrodes;Fay;Bell Syst. Tech. J.,1938
5. Space charge limited currents;Ivey;Advan. Electron. Electron Phys.,1954