1. G. I. Marchuk, Mathematical Modelling in Environmental Problems (Nauka, Moscow, 1982) [in Russian].
2. A. A. Samarskii and P. N. Vabishchevich, Computational Heat Transfer (Editorial URSS, Moscow, 2003) [in Russian].
3. A. A. Samarskii and P. N. Vabishchevich, Numerical Methods for Solving Inverse Problems of Mathematical Physics (Editorial URSS, Moscow, 2004) [in Russian].
4. V. V. Vasin and I. I. Eremin, Operators and Iterative Processes of Fejér Type: Theory and Applications (Regulyarn. Khaotich. Dinamika, Izhevsk, 2006) [in Russian].
5. S. I. Kabanikhin, Inverse and Ill-Posed Problems (Sibirsk. Nauchn. Izd., Novosibirsk, 2009) [in Russian].