1. J. D. Chung, C. J. Kim, H. Yoo, and J. S. Lee, Int. J. Comp. Methodology 36(3), 291 (1999).
2. D. G. Crowdy, Theor. Comput. Fluid Dyn. 27, 1 (2013).
3. Y. P. Emets, Boundary-Value Problems of Electrodynamics of Anisotropically Conducting Media (Naukova Dumka, Kiev, 1987) [In Russian].
4. A. V. Fadeev, Russian Mathematics (Iz. VUZ) 57(6), 39 (2013).
5. M. A. Lavrentiev and B. V. Shabat, Methods of the Theory of Functions of a Complex Variable (Nauka, Moscow, 1987) [In Russian].