1. WEBER, R. J. and MACKAY, J. S.: NACA, TN 4386 (1958).
2. Relative Thermodynamic Efficiency of Supersonic Combustion and Subsonic Combustion Hypersonic Ramjets
3. Fourth AGARD Combustion and Propulsion Symsosium;DUGGER,1961
4. MORDELL, D. L. and SWITHENBANK, J.: Second International Congress of Aeronautical Sciences. Pergamon, 1960.
5. SUGDEN, T. M.: Private communication, (June, 1961).