1. F. Robben and L. Talbot, ?Measurement of shock wave thickness by the electron beam fluorescence method?, Phys. Fluids, vol. 9, no. 4, 633, 1966. 1966.
2. A. B. Ivanov, ?Shock wave structure in air for Mach numbers from 2. 6 to 6?, Izv. AN SSSR, MZhG [Fluid Dynamics], no. 2, 152, 1967.
3. A. V. Ivanov, ?Experimental study of the effect of Mach and Reynolds numbers on the structure of supersonic rarefied gas flow in the vicinity of the forward stagnation point of a blunt body?, Izv. AN SSSR, MZhG [Fluid Dynamics], no. 3, 1967.
4. V. S. Avduevskii, ?Approximate method for calculating three-dimensional laminar boundary layer flow?, Izv. AN SSSR, OTN, Mekhanika i mashinostroenie, no. 2, 1962.
5. M. N. Kogan, Rarefied Gasdynamics [in Russian] Moscow, Izd-vo Nauka, 1967.