1. Inmann, R. M.: 1965,Appl.Scient. Res. 11B, 391.
2. Reddy, K. C.: 1964,Quart. J. Mech. Appl. Math. 12, 381.
3. Schaaf, S. A. and Chambr�, P. L.: 1961,Flow of Rarefied Gases, Princeton Univ. Press, Princeton.
4. Soundalgekar, V. M.: 1967,Proc. Nat. Ins. Sci. India. 33, 211.
5. Rarefied Gas Dynamics;R. E. Street,1960