1. J. Zierep,Der senkrechte Verdichtungsstoss am gekrümmten Profil, Z. angew. Math. Phys.9b, 764 (1958). See also supplement to the above, Z. angew. Math. Phys.10, 429 (1959).
2. H. W. Emmons,The Theoretical Flow of a Frictionless, Adiabatic, Perfect Gas Inside of a Two-Dimensional Hyperbolic Nozzle, N.A.C.A. Tech. Note 1003 (1946).
3. H. W. Emmons,Flow of a Compressible Fluid Past a Symmetrical Airfoil in a Wind Tunnel and in Free Air, N.A.C.A. Tech. Note 1746 (1948).
4. W. v. Koppenfels,Ebene Potentialströmung längs einer glatten Wand mit stückweise stetiger Krümmung, Luftfahrtforschung17 (7), 189–195 (1940). Translated as:Two-Dimensional Potential Flow Past a Smooth Wall with Partly Constant Curvature, N.A.C.A. Tech. Memo., 996 (1941).
5. G. E. Gadd,The Interaction Between a Weak Normal Shock Wave and a Turbulent Boundary Layer, A.R.C. C.P. 424 (June 1957).