1. C. S. Wang Chang and G. E. Uhlenbeck, ?Transport phenomena in polyatomic gases,? Eng. Rep. CM-681. University of Michigan (1951).
2. Handbuch der Physik;L. Waldman,1958
3. R. F. Snider, J. Chem. Phys.,32, 1051 (1960).
4. Yu. Kagan and L. A. Maksimov, Zh. Eksp. Teor. Fiz.,41, 842 (1961).
5. S. Hess, Z. Naturforsch. Teil A,22, 1871 (1967).