1. Courant, R., Gilbert, D. Methods of Mathematical Physics, vol. 2: Partial Differential Equations. (Wiley-Interscience, New York, 1962)
2. Rozhdestvenskii, B. L., Janenko, N. N. Systems of Quasilinear Equations and their Applications to Gas Dynamics. (Nauka, Moscow, 1978). Transl. from Russian by J. R. Schulenberger. Translation of mathematical monographs. Vol. 55. (Amer. Math. Soc., Rhode Island, 1980)
3. Ovsiannikov, L.V.: Lekcii po Osnovam Gazovoi Dinamiki (Course on Fundamentals of Gasdynamics). Nauka, Moscow (1981)
4. Stanyukovic, K. P. Unsteady Motion of Continuous Media. (GITTL, Moscow, 1955). English transl.: (Pergamon Press, 1960)
5. Courant, R., Friedrichs, K.O.: Supersonic Flow and Shock Waves. New York University, New York (1999)