1. W. D. Hayes and R. F. Probstein (editors), Hypersonic Flow Theory, 2nd ed., Academic Press (1967).
2. V. G. Dulov, ?Equations of steady-state axisymmetric gas flows in pressure-stream function variables?, Zh. Prikl. Mekh. Tekh. Fiz., No. 3 (1964).
3. R. von Mises, Mathematical Theory of the Flow of a Compressible Liquid [Russian translation], IL, Moscow (1961).
4. V. G. Dulov and A. I. Rudakov, ?Spatial supersonic flows at large distances from a body of finite volume,? Zh. Erikl. Mekh. Tekh. Fiz., No. 2 (1972).