1. G. Charatis, in: Proceedings 5th Intern. Conference on Plasma Physics and Controlled Nuclear Fusion Research, Vol. II, International Atomic Energy Agency, Vienna, Austria (1975), p. 317.
2. D. E. Solomon and T. M. Henderson, J. Phys. D: Appl. Phys.
8: L85 (1975).
3. R. P. Reedy, J. Appl. Phys.
47 (6): 2502 (1976).
4. T M. Henderson, R. B. Jacobs, D. L. Musinski, and R. J. Simms, in: Advances in Cryogenic Engineering, Vol. 23, Plenum Press, New York (1978), p. 640.
5. R. L. Nolen, Materials Research Department, KMS Fusion, Inc., private communication.