1. Maslach, G. J., and Sherman, F. S., Design and Testing o^ an Axisymmetric Hypersonic Nozzle for a Low Density Wind Tunnel, University of California Engineering Project Report HE-150-134, Series23, Issue 17,February, 1956.
2. Van Dyke, M. D., Practical Calculation of Second Order-Supersonic Flow Past Nonlifting Bodies of Revolution, NACA T N 2744,1952.
3. Kopal, Z., Tables of Supersonic Flow of Air Around Cones, Tech. Report No. 1, Massachusetts Institute of Technology, Cambridge, 1947.