1. D. Bohm, inThe Characteristics of Electrical Discharges in Magnetic Fields, A. Guthrie and R. K. Wakerling, editors (McGraw-Hill Book Company, Inc., New York, 1949), Chap. 3.
2. H. Goldstein,Classical Mechanics(Addison-Wesley Press, Cambridge, Massachusetts, 1950), Chap. 3, particularly p. 63et seq.
3. Numerical tables are available on request in the authors’ unpublished report: Project Matterhorn, U.S. Atomic Energy Commission Research and Development Rept. PM-S-38 (October 17, 1958).