1. Tyler, R. A., The Available Theoretical Analyses of Two-Dimensional Cascade Flow, National Research Council of Canada, Report MT-4 Ottawa, May, 1948(see Bibliography).
2. Sauer, R., Introduction to Theoretical Gas Dynamics, pp.36-42; J. W. Edwards, Ann Arbor, 1947.
3. Liepmann, Hans W., and Puckett, Allen E., Introduction to Aerodynamics of a Compressible Fluid, pp.128-141; John Wiley & Sons, Inc., New York, 1947.