1. R. Siegel and J. Howell, Radiative Heat Exchange [Russian translation], Mir, Moscow (1975).
2. A. D. Kovalenko, Thermoelasticity [in Russian], Vishcha Shkola, Kiev (1975).
3. L. A. Kozdoba, Solution of Nonlinear Problems of Heat Conduction [in Russian], Naukova Dumka, Kiev (1976).
4. A. V. Lykov, Theory of Heat Conduction [in Russian], Vyshaya Shkola, Moscow (1967).
5. A. A. Samarskii, Theory of Difference Schemes [in Russian], Nauka, Moscow (1977).