1. A. A. Samarskii and Yu. P. Popov, Difference Schemes in Gas Dynamics [in Russian], Nauka, Moscow (1977).
2. E. Dulan, J. Miller, and W. Shielders, Uniform Numerical Methods for Boundary-Layer Problems [Russian translation], Mir, Moscow (1983).
3. Yu. I. Shokin and N. N. Yanenko, Differential Approximation Method. Application in Gas Dynamics [in Russian], Nauka, Novosibirsk (1985).
4. A. A. Samarskii, Theory of Difference Schemes [in Russian], Nauka, Moscow (1977).
5. A. N. Tikhonov and A. A. Samarskii, Equations of Mathematical Physics [in Russian], Nauka, Moscow (1978).