1. Transport Properties in Gases, edited by A. B. Cambel and J. B. Fenn, (Northwestern University Press, Evanston, Illinois, 1958).
2. Hirschfelder, Curtiss, and Bird,Molecular Theory of Gases and Liquids(John Wiley & Sons, Inc., New York, 1954), Chaps. 7 and 8.
3. M. J. Reisfeld, Atomic Energy Commission Rept. LA-2123 (1957).
4. C. F. Hansen, NACA TN 4150 (1958).